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iGPSPORT BiNavi

iGPSPORT BiNavi

Bike-Computers
IGPSport BiNavi Air

The iGPSPORT BiNavi is a cycling computer that offers good battery life and reliable sensor connectivity, but has mixed reviews on display readability in sunlight. Navigation and rerouting work but are slower than smartphone navigation. iClimb only works with planned routes. The device pairs easily with various sensors including shifters, power meters, speed sensors, heart rate monitors, and radar. Some users report temperature readings being off by about 2°C. The mapping may be lacking for off-road paths like gravel roads.

AI Summary

Pros

  • Good battery life
  • Reliable sensor connectivity (shifters, power meters, speed, HR, radar)
  • Good price-performance ratio

+1 more

Cons

  • Display readability in sunlight is poor due to reflections
  • Strava Live Segments not supported (only own segments)
  • iClimb only works with planned routes, not during free riding

+3 more

Key Points

  • Language should be set to English for better understanding of menu terms
  • Battery life is long
  • Auto brightness available

+1 more

Carbonda CFR-1136

Carbonda CFR-1136

Frame
[A] Schnelle Carbonara - Carbonda FM1136 und FM1056

The Carbonda CFR-1136 (also FM1136) is a carbon road/endurance frameset praised for its high-quality finish, smooth internal routing, and excellent value. It features a BSA threaded bottom bracket, flat mount disc brakes (140mm rear native, 160mm front with adapter), and is compatible with FSA ACR headsets. The frame is relatively light (around 970-1000g for size XL) and offers a comfortable, stable ride suitable for long distances. Users appreciate the integrated cable routing options and the ability to customize paint. Common issues include tight clearance for tires over 32mm, occasional fitment issues with headsets, and the need for careful Di2 cable routing. The frame is often compared to the CFR1056, with the 1136 being a more refined, stiffer, and lighter evolution.

AI Summary

Pros

  • High-quality carbon frame with excellent paint finish and smooth internal routing.
  • Good value for money compared to branded alternatives.
  • Lightweight frame (approx. 970-1000g for XL) and stiff for efficient power transfer.

+3 more

Cons

  • Tight tire clearance; 32mm is max for safe use, 35mm may rub under load.
  • Headset fitment can be tricky; FSA ACR headset may require shims or careful selection of bearings.
  • Di2 cable routing is not ideal; openings are poorly placed and may require modification.

+3 more

Key Points

  • Frame weight approx. 970-1000g for size XL, fork ~460-480g uncut.
  • BSA threaded bottom bracket.
  • Flat mount disc brakes: rear 140mm native, front 160mm with adapter.

+6 more

Carbonda CFR-1136

Carbonda CFR-1136

Frame
Carbonda FM1136

The Carbonda CFR-1136 (also known as FM1136) is an aero road frame made from T800/T1000 carbon fiber, featuring a BSA threaded bottom bracket, integrated cable routing options, and clearance for up to 35mm tires. It is praised for its lightweight (frame ~1011g, fork ~502g for size S), high-quality workmanship, and good value (frameset ~$690). However, some users note differences in geometry tables between Carbonda and Flybike, potential steerer gap issues, and the integrated handlebar being changed to a model with longer reach. The frame is available directly from Carbonda via email.

AI Summary

Pros

  • Lightweight frame and fork
  • High-quality workmanship and paint
  • Good value for money

+3 more

Cons

  • Geometry tables differ between Carbonda and Flybike listings
  • Steerer gap issue reported by some users
  • Integrated handlebar changed to model with longer reach (75mm vs 69mm)

+1 more

Key Points

  • Frame weight (size S): 1011g, fork weight: 502g
  • BSA 68mm threaded bottom bracket
  • Tire clearance: up to 35mm (official 32mm)

+3 more

Carbonda CFR-1136

Carbonda CFR-1136

Frame
Carbonda CFR 1136 Aufbau

The Carbonda CFR-1136 is a Chinese carbon frameset often used for self-builds. Users discuss assembly challenges, particularly with internal cable routing and headset installation. The frame uses a tapered steerer and flat mount brakes. Prices are not explicitly mentioned, but the frame is considered affordable. Quality is generally good, but assembly requires careful attention.

AI Summary

Pros

  • Good packaging and quality
  • Affordable price

Cons

  • Assembly can be tricky, especially headset and cable routing
  • Brake adapter may be needed for 160mm rotors
  • Lack of clear instructions for included parts

Key Points

  • Tapered steerer (integrated crown race not needed)
  • Flat mount disc brakes
  • Internal cable routing

+2 more

VELOBUILD GF-005

VELOBUILD GF-005

Frame
Race-Gravel Aufbauthread - Velobuild

The Velobuild GF-005 is a carbon fiber racing gravel frame set sold directly from China at a very low price (under 500€ including shipping, seatpost, and cockpit). It features a T47/86 bottom bracket, UDH derailleur hanger, and uses a proprietary aero seatpost (non-round). The frame geometry is very similar to the Ridley ASTR, offering a sporty, direct ride feel. It fits tires up to 2.1" (54mm measured). Users appreciate the value for money, but note some quality issues like slipping seatpost and headset play. Delivery times can be long (1-2 months).

AI Summary

Pros

  • Excellent value for money; frame set under 500€ including seatpost and cockpit.
  • Sporty, direct ride feel; fast on road and gravel.
  • UDH compatible, allowing easy upgrade to SRAM 13-speed.

+2 more

Cons

  • Proprietary aero seatpost can slip under load despite torque paste.
  • Headset can develop play; supplied compression plug may be insufficient.
  • Tire clearance limited; 2.1" tires fit but 2.2" likely not.

+2 more

Key Points

  • Carbon fiber frame, T47/86 bottom bracket, UDH hanger.
  • Proprietary aero seatpost (non-27.2mm).
  • Fits tires up to 2.1" (54mm measured).

+4 more

BXT GRAVEL 135

BXT GRAVEL 135

Frame
[A]ufbau BXT 135 Gravel - low budget

The BXT GRAVEL 135 is a budget-friendly carbon gravel frame from AliExpress, typically priced around €540-€570 including shipping. It features a 27.2mm round seatpost, flat mount brakes, and clearance for up to 45mm tires at the rear and 50mm at the front. The frame is well-finished with clean carbon layup. Users appreciate the value but note that the included bottle cages are weak and the frame may require careful tire sizing.

AI Summary

Pros

  • Excellent value for money, low price for a carbon frame
  • Good build quality and clean paint finish
  • Lightweight and responsive ride with carbon wheels

Cons

  • Included bottle cages are weak and may not hold tools or bottles securely
  • Rear tire clearance limited to 45mm; 47mm not possible
  • Steerer tube spacers are not split, requiring custom solutions

Key Points

  • Frame material: Carbon
  • Seatpost diameter: 27.2mm round
  • Brake mount: Flat mount

+4 more

TanTan GR047

TanTan GR047

Frame
Gravelbike mit Tantan GR047 Rahmen [A]

The TanTan GR047 is a carbon gravel frameset praised for its stiffness, good value, and ability to fit wide tires (up to 2.2" front, 2.1" rear with 700c). Users report delivery times around 5 weeks. However, quality control issues include a poorly fitting seatpost clamp, a broken fork after 782 km, defective bottom bracket shell, and headset compatibility problems. Customer service is inconsistent, with some users receiving good support and others being ignored after warranty expiration.

AI Summary

Pros

  • Stiff frame with good power transfer
  • Wide tire clearance (up to 2.2" front, 2.1" rear)
  • Good value for the price (complete build under 1400€ possible)

Cons

  • Seatpost clamp does not fit properly (gap between clamp and post)
  • Fork broke after 782 km (warranty replaced but quality concern)
  • Defective bottom bracket shell shortly after warranty, no customer support

+1 more

Key Points

  • Frame material: Carbon (UD Gloss available)
  • Delivery time: ~5 weeks from order to arrival
  • Frame weight: not explicitly stated, but builds under 9 kg achieved

+4 more

TanTan GR047

TanTan GR047

Frame
TanTan / Seraph new frame... GR047

The TanTan GR047 is a Chinese gravel frameset featuring a T47 threaded bottom bracket, which is praised for easier serviceability compared to press-fit. The frame geometry appears similar to the Wilier Jena. Weights are approximately 1.25 kg for the frame and 450 g for the fork. The frame uses a T47 BB, which is a rarity among Chinese frames. Some users reported minor quality issues such as epoxy in threads, buried brake inserts, and rough headset cups. The included seatpost (zero offset, single bolt) was criticized for slipping. Overall, the frame is considered a good value but may require some cleanup and careful assembly.

AI Summary

Pros

  • T47 threaded bottom bracket for easier serviceability and reliability
  • Good customer service from TanTan when paint issues occurred
  • Frame and fork weights are reasonable (1.25 kg frame, 450 g fork)

+1 more

Cons

  • Quality control issues: epoxy in BB threads, buried brake inserts, rough headset cups
  • Included seatpost (zero offset, single bolt) cannot keep seat angle from slipping
  • Potential for paint mismatch or errors (off-by-one paint code)

+1 more

Key Points

  • T47 threaded bottom bracket
  • Frame weight ~1.25 kg, fork ~450 g
  • Geometry similar to Wilier Jena

+3 more

TanTan GR044 - GRT

TanTan GR044 - GRT

Complete Bike
[A] Aufbau Chinarahmen Tantan GR044

The TanTan GR044 is a Chinese carbon gravel frame that offers good value for money, with many users reporting positive experiences after building it up. The frame features internal cable routing, a BB386 press-fit bottom bracket, and mounts for fenders and racks. Users praise the geometry, which is similar to the Carbonda CFR696, and the attractive paint options. However, some report issues with sharp edges inside the frame, water ingress, and the integrated headset design. The frame is generally considered stiff and durable, with weights around 1300g for size L. Builds range from 8.2kg to 10.9kg depending on components. Communication with the seller (Ann Tian) is good, but shipping can be slow and customer service after payment may decline.

AI Summary

Pros

  • Good value for money compared to Western brands
  • Attractive paint options and color schemes
  • Geometry similar to popular Carbonda CFR696, comfortable for upright riding

+3 more

Cons

  • Sharp edges inside frame and integrated handlebar can damage cables
  • Water ingress into frame through cable openings; requires sealing or drilling drain hole
  • Integrated headset design can cause play and requires careful setup

+3 more

Key Points

  • Frame material: Carbon fiber
  • Bottom bracket standard: BB386 press-fit
  • Axle standard: 12x100mm front, 12x142mm rear

+6 more

Lightcarbon LCR018-D

Lightcarbon LCR018-D

Frame
LightCarbon Gravel-Allroad-Endurance LCR018-D und andere...

The Lightcarbon LCR018-D is an aero endurance disc brake road/gravel frameset with integrated handlebar, praised for its excellent value for money (around €840-1300 for frameset with options), high-quality carbon finish, and customizable paint. Users report good customer service from contacts like Wendy and Chloe, but note communication issues with others. The frame accommodates up to 40mm tires and features a downtube storage compartment. Common issues include a slipping seatpost (improved with newer anti-slip coating), a rattling storage door (fixed with updated version), and soft thru-axles. The included derailleur hanger is non-standard (fine thread) and recommended to replace with SRAM UDH. Delivery times vary from 4-12 weeks depending on production batches.

AI Summary

Pros

  • Excellent value for money, with frameset prices around €840-1300 including custom paint and options
  • High-quality carbon finish and paint, with good internal tolerances (BB, headset, brake mounts)
  • Customizable paint and options (downtube storage, additional bottle bosses, integrated cockpit)

+3 more

Cons

  • Seatpost slipping issues, especially with early versions; requires fixes like sanding clamp or adding tape
  • Downtube storage door can rattle or fall off; improved replacement available on request
  • Included derailleur hanger uses fine thread instead of standard SRAM UDH coarse thread, prone to galling

+3 more

Key Points

  • Frameset price: ~€840-1300 depending on options
  • Frame weight: not specified, but complete builds around 7.4 kg
  • Material: Carbon fiber (UD and 3K weave visible in raw finish)

+5 more

Airwolf YFR045

Airwolf YFR045

Frame
[A]ufbau eines China-Rahmens (Airwolf)

The Airwolf YFR045 is a carbon gravel frameset from China, praised for its value at around €570-600 including shipping. Users report good build quality and customer service, but note potential issues with integrated cockpits, chain vibration, and bottom bracket installation. Tire clearance is up to 45mm (claimed 40mm on website). The frame is suitable for sporty gravel riding and bikepacking.

AI Summary

Pros

  • Excellent value for money, around €570-600 including shipping.
  • Good build quality and finish, no defects on arrival.
  • Responsive and reliable customer service.

+2 more

Cons

  • Included bottom bracket difficult to install and may damage carbon.
  • Integrated handlebar/stem complicates maintenance and cable routing.
  • Chain vibration noise in certain gears.

+2 more

Key Points

  • Price: ~€570-600 (including shipping)
  • Material: Carbon fiber
  • Tire clearance: up to 45mm (official spec 40mm)

+3 more

AIRWOLF YFR066 (2023)

AIRWOLF YFR066 (2023)

Frame
Airwolf YFR066 : Gravel…Rennrad…? [A]ufbau eines Allroad Rahmen

The Airwolf YFR066 (2023) is a Chinese carbon gravel/all-road frameset, also sold under brands like Cwind RF22 and Rinasclta Granite. It features a D-shaped seatpost, internal cable routing, and a BB86 press-fit bottom bracket. The frame is praised for its attractive design, good ride quality, and value for money, but suffers from quality control issues such as seatpost creaking, slipping, and frame cracks. Compatibility with 40mm tires is possible but tight, and the proprietary seatpost and integrated cockpit limit adjustability. Customer service is inconsistent, with reports of missing parts and slow responses.

AI Summary

Pros

  • Good value for money, offering a high-quality carbon frame at a low price.
  • Attractive design and good paint finish.
  • Excellent ride quality: responsive, comfortable, and stable.

+2 more

Cons

  • Seatpost creaking and slipping issues, even with carbon paste.
  • Proprietary D-shaped seatpost limits replacement options.
  • Frame cracks reported at seat tube and top tube after limited use.

+4 more

Key Points

  • Frame weight: ~1050g (size M), fork ~490g, seatpost ~211g (claimed).
  • Bottom bracket: BB86 press-fit (41x86mm).
  • Seatpost diameter: proprietary D-shape (approx. 7x9mm clamp).

+4 more

AIRWOLF YFR066 (2023)

AIRWOLF YFR066 (2023)

Frame
Eddie's Airwolf YFR066 Build Thread

The Airwolf YFR066 (2023) is a Chinese open-mold carbon frameset purchased via AliExpress. Users report mixed experiences: the frame is lightweight (around 1120g painted for size 54) and offers a comfortable ride with good agility, but many encountered significant quality issues including poor headset tolerances, flexy front end, loose seatpost fit, stripped bolts, and poor communication from the seller. The frame can accommodate up to 38mm tires (some users fit 40mm). Builders recommend replacing the stock headset with an FSA no.69, using full-length housing for mechanical shifting, and being prepared for extensive fettling. The integrated cockpit version also had fitment problems. Overall, while some users are satisfied after resolving issues, many advise against purchasing due to quality control and customer service problems.

AI Summary

Pros

  • Lightweight frame (1120g painted for size 54)
  • Good agility and comfortable ride once built properly
  • Accommodates wide tires (up to 38mm, some fit 40mm)

+1 more

Cons

  • Poor headset tolerances causing rubbing and play; replacement headset (FSA no.69) often needed
  • Flexy front end (frame, fork, handlebar) leading to lack of stiffness
  • Loose seatpost fit requiring excessive tightening to prevent slipping

+5 more

Key Points

  • Frame weight: 1120g (size 54, painted)
  • Fork weight: 440g uncut
  • Seatpost assembly weight: 179g

+5 more

ELILEE XXE X310 Carbon Fibre Road MTB X-novanta Carbon Spindle Road Ultra Light Bicycle Crank

ELILEE XXE X310 Carbon Fibre Road MTB X-novanta Carbon Spindle Road Ultra Light Bicycle Crank

Crank
Elilee XXE Crankset

The ELILEE XXE X310 Carbon Crank is a lightweight carbon crankset available with 24mm titanium or DUB aluminum axles. It uses the Easton Cinch interface for spiders and chainrings. Weights vary: 24mm Ti arms ~310g (some reports up to 330g for team version), DUB version ~300-321g. Compatible with Shimano chainrings via a decorative spider cover. Q-factor is ~149mm (24mm) or ~151.5mm (DUB). Chainline is 44.5mm (Shimano). Some users report heel clearance issues due to straight arm design. Stiffness is good per independent testing. Power meter options include Sigeyi, Xcadey, and Elilee's own EK-01. Buying from AliExpress or resellers like CycleGears may involve long shipping times (weeks to months).

AI Summary

Pros

  • Very lightweight, typically around 310g for 24mm Ti version
  • Good stiffness, especially the DUB version, per independent testing
  • Compatible with Shimano chainrings via a decorative spider cover for a clean look

+2 more

Cons

  • Straight crank arms can cause heel rub for riders with inward heel position
  • Ti axle bolt can gall or seize, making removal difficult
  • Long shipping times and poor communication from some sellers (e.g., CycleGears)

+3 more

Key Points

  • Uses Easton Cinch interface for spiders/chainrings
  • Available with 24mm titanium or DUB aluminum axle
  • Chainline: 44.5mm (Shimano compatible)

+4 more

VeloBuild VB-R-268

VeloBuild VB-R-268

Frame
VeloBuild VB-R-268 frame

The VeloBuild VB-R-268 (2024) is a budget-friendly, T800/T1000 carbon fiber aero road bike frame, heavily inspired by the Specialized Tarmac SL7/Venge design. It features an integrated cockpit, Mavic Speed Release thru-axle system, and a zero-setback aero seatpost. The frame is advertised to weigh around 950g (size M, unpainted), but actual painted weights from users range from ~1040g to 1100g. It is compatible with tires up to 32mm (with some users reporting it can fit wider). Common build standards include a BB86 bottom bracket, flat-mount disc brakes, and internal routing for both electronic and mechanical groupsets. The frame is EPS molded and comes in various custom paint options for an additional fee. User experiences are generally positive regarding ride quality, stiffness, and value for money, though several recurring build and quality control issues are noted.

AI Summary

Pros

  • Excellent value for money, offering modern aero design and features at a fraction of the cost of major brands.
  • Good ride quality: described as stiff, nimble, stable, and comfortable by many users.
  • High-quality paint finishes and custom color options are available and generally well-received.

+2 more

Cons

  • Recurring issues with the headset/expander plug slipping or coming loose, leading to play and clunking noises.
  • Problems with the rear thru-axle threads binding or feeling cross-threaded, often related to the derailleur hanger alignment.
  • Faulty or poorly designed 7x9mm carbon saddle rail clamps that do not properly engage the rails, leading to slippage.

+3 more

Key Points

  • Frame Material: T800/T1000 Carbon Fiber, EPS molded
  • Max Tire Size: Officially 32mm (users report ~38mm possible)
  • Bottom Bracket: BB86 Press-Fit

+4 more