
Juin Tech F1 Hybrid Hydraulic Flat Mount Disc Brake Cyclocross Bicycle Bike Disc Brake Caliper Road Bike Caliper Set 160mm Rotor
Disc-Rotors
The reviewer discusses their experience with the Juin Tech GT Hybrid Hydraulic Disc Brakes, which they purchased as an upgrade to their existing brakes. They highlight the brakes' performance, ease of installation, and compatibility with existing rim brake shifters. The reviewer notes the brakes offer excellent stopping power and modulation, are lightweight, and come well-packaged with additional accessories. They also mention the brakes' suitability for road bikes, gravel, or cyclocross duties.
AI Summary
Pros
- Offers stopping power and modulation of hydraulic disc brakes
- Compatible with existing rim brake shifters and group set
- Lightweight package
+6 more
Cons
- Not cheap but cheaper than full hydraulic setups
- Requires occasional adjustment as brake pads wear out

ELITEWHEELS Carbon Wheels Disc Brake 700c Road Bike Wheelset ENT UCI Quality Carbon Rim Center Lock Or 6-blot Bock Road Cycling
Wheels
The reviewer provides a detailed review of the Elitewheels Carbon Wheels Disc Brake 700c Road Bike Wheelset, which they purchased from AliExpress. They highlight that these are the cheapest carbon wheels they've ever bought, having put 1183 miles (1900 kilometers) on them, including winter riding in England. The wheels are described as entry-level disc models with a 50mm deep and 25mm wide rim profile, using basic UD carbon layup. The reviewer notes the wheels have stayed true, hold pressure well, and show no cracks or broken spokes. They mention the wheels are stiff and perform well on the road, though they note some flex under heavy power. The reviewer also discusses the tubeless setup challenges and the loud freehub sound as notable issues.
AI Summary
Pros
- Cheapest carbon wheels the reviewer has bought
- Good performance over 1183 miles of use
- Stayed true and held pressure well
+5 more
Cons
- Tubeless setup was challenging with tire de-seating issues
- Stock hubs are not very good, with obnoxiously loud freehub
- Cheap bearings and poor weatherproofing
+4 more

ZTTO Bicycle Brake Cooling Disc Floating Ice Rotor For MTB Gravel Road Bike 203mm 180mm 160mm 140mm Cool Down Rotor Vs RT99 RT86
Disc-Rotors
The reviewer discusses replacing their Shimano disc rotors with ZTTO floating ice rotors purchased from AliExpress. They mention the ZTTO rotors look great, have good ratings, and were affordable at approximately 16 euros each with fast delivery. The reviewer notes the packaging lacked sufficient protection, and one disc arrived slightly bent, causing initial brake adjustment difficulties. They compare the ZTTO rotors to Shimano Dura Ace, which are much more expensive (71-86 euros each). The reviewer installed the rotors using adapters for center lock mounts and mentions the weight difference is minimal (33 grams less for the ZTTO pair with adapters).
AI Summary
Pros
- Affordable (approximately 16 euros each)
- Fast delivery
- Good ratings on AliExpress
+4 more
Cons
- Packaging lacked sufficient protection
- One disc arrived slightly bent, causing brake adjustment difficulties
- Required additional adapters for center lock mounts

SENSAH EMPIRE 6 Kits 2x11 Speed 22s Road Groupset R/L Shifter+FD+RD Derailleurs + Cassette/Chains Carbon Fiber or Aluminium
Groupset
The reviewer discusses the Sensah Empire Pro groupset extensively, focusing on its evolution from previous versions. They note the updated version features aluminum lever arms instead of plastic, which addresses durability issues from earlier models. The reviewer highlights improvements in shifting performance, particularly with front derailleur shifts, and mentions the groupset's compatibility with SRAM components. They also discuss the weight, shifting mechanism, and overall performance compared to more expensive options like Shimano 105.
AI Summary
Pros
- Updated aluminum lever arms improve durability
- Downshifts at the rear are exceptionally good
- Front derailleur shifts are now smooth and reliable
+4 more
Cons
- Up shifts at the rear require practice and muscle memory
- Rubber on the shifters is not very good quality
- One specific gear change (10 to 9) can be temperamental
+2 more

New Road bicycle matt UD full carbon fibre bike seatposts Mountain MTB parts 25.4/27.2/30.8/31.6*350/400mm 25mm offset
Seatpost
The reviewer discusses purchasing a carbon seat post from AliExpress to replace their old aluminum seat post for weight reduction and better comfort while riding. They mention choosing a seller with high positive feedback and note that the shipping was surprisingly fast (19 days). The seat post comes in several sizes, and they purchased the 27.2 by 350 millimeter version. They highlight the low cost (approximately 19.28 euros) and compare it to a more expensive Deda model, noting the similar shape and fittings. The reviewer is pleased with the appearance, weight (193 grams compared to the original 327 grams), and finishing of the seat post. They also mention the two-screw assembly system and the roller details, which they appreciate. However, they caution about the risks of using unbranded or untested products and advise consulting a qualified bike mechanic.
AI Summary
Pros
- Low cost (approximately 19.28 euros)
- Fast shipping (19 days)
- Lightweight (193 grams compared to original 327 grams)
+4 more
Cons
- Risks associated with using unbranded or untested products
- Not professionally tested

Dengfu FM098 DISC
Frame
The reviewer provides a two-year review of the Dengfu FM098 frame, which they purchased directly from Dengfu via a third-party website. They used it as a complete bike for racing and bike packing until it was damaged in a roof rack incident. They discuss the purchase process, initial build, riding experience, and specific issues encountered. The frame is described as a Chinese-made model with geometry similar to an older Venge. The reviewer notes it was used with a Campagnolo Chorus groupset and Dengfu/NovaTec 60mm wheels. The frame ultimately survived the accident better than a companion Giant TCR, but was retired afterward.
AI Summary
Pros
- The bike was very cheap to purchase.
- It performed well for road racing, described as 'kick ass' and a good buy for the money.
- It handled a demanding 9-day bike packing trip in Tasmania with heavy loads, rain, and mountains without any issues.
+2 more
Cons
- The purchase process was 'dodgy', requiring payment through a third-party website and a personal PayPal account.
- The proprietary seat post was marginally too small and would slowly slide down during rides. The reviewer had to fix it with sand and epoxy.
- The ride quality is described as 'very harsh' and 'really stiff', which the reviewer did not like as they prefer comfort.
+4 more

Full Carbon Mountain Bicycle Handlebars Road Bike Handlebar Stem Curved Handle UD Matte 31.8*400/420/440MM 2020 New Parts
Handlebar
The reviewer discusses installing and testing the EC90 handlebars on their bike. They initially mention putting these bars on to test for flex, then proceed to perform a pressure experiment where they observe significant flex when weight is applied. The reviewer expresses surprise at the amount of flex, noting that it wasn't apparent when the bars were off the bike. Ultimately, they decide not to use these handlebars on their bike, opting instead for Specialized S-Works bars.
AI Summary
Cons
- The handlebars flex significantly under pressure
- The reviewer was surprised by the amount of flex, indicating it was more than expected
- The reviewer decided not to use them on their bike due to the flex

Dengfu FM098 DISC
Frame
The reviewer presents a bicycle built with a frame and wheels from Dengfu, specifically the FM098 model. They state the entire bike, including the carbon frame, wheels, and seat post, was sourced from Dengfu. The bike is described as nice, light, and featuring a large bottom bracket for power transfer. It is equipped with a Shimano 105 groupset (referred to as 'altegra' in the transcript) and is 11-speed. The reviewer notes the frame is ready for Di2 electronic shifting. The owner has done about 1,000 miles with no issues and is very happy with it. The total build cost was just over £2,000.
AI Summary
Pros
- Very light (lighter than the reviewer's TCR)
- Nice and light
- Big bottom bracket for generating power
+7 more
Cons
- No specific negative points are raised. The only implied concern is about longevity, mentioned as 'let's see how long it lasts', but this is presented as an open question rather than a reported issue.







