The VELOBUILD GF-005 is a budget-friendly carbon fiber gravel frame offering excellent value, aggressive geometry, and high tire clearance, but with compromises in comfort, proprietary components, and occasional quality control issues.
Pros
- Excellent value for money; low price for high-end features (T47 BB, UDH, aero design)
- Lightweight frame and fork; enables sub-8kg builds
- High tire clearance (up to 2.1") for gravel and off-road versatility
- Fast, race-oriented geometry with stiff frame for responsive handling and power transfer
Cons
- Proprietary aero seatpost limits aftermarket options; can slip under load despite torque paste
- Headset assembly issues: play, poor preload, low-quality bearings prone to rust
- Tire clearance overclaimed; real-world max ~50-52mm, 2.1" tires may cause frame damage at low pressures
- Stiff, harsh ride quality with minimal compliance; not comfort-oriented
Key Facts
- Claimed tire clearance 50mm; actual max ~52-54mm (measured), 2.1" MTB tires possible with careful selection
- Frame weight ~1075-1300g depending on size; fork ~450-500g
- T47/86 bottom bracket (inboard 86.5mm) with UDH hanger
Reviews & Ratings

The reviewer discusses a VeloBuild carbon fiber gravel bike frame they purchased. They chose it over other options like the Icon GRO due to its 50mm tire clearance, aero seatpost, UDH compatibility, and low price of around $700 including handlebars and delivery. They praise the build quality, the UD raw carbon glossy paint that fades to black, and the ceramic T47 bottom bracket. The frame is described as not the lightest (around 1200g for size 52) but still light, and it forms the core of a complete bike build that weighs 7.7kg and costs under $3,000.
AI Summary
Pros
- Price is 'preposterous' and 'unbeatable' at around $700 with handlebars and delivered
- Good quality carbon, 'not cheap carbon'
- 50mm tire clearance
more pros in the video
Cons
- Not the lightest frame; the reviewer hoped for something lighter
- Weight was 1200g for size 52, which was 100g more than the reviewer expected (under 1100g)
- The included integrated handlebars (38cm) are not the lightest (~390g) and the reviewer wished they were 36cm
Key Points
- Brand is VeloBuild
- Carbon fiber gravel bike frame
- Price: ~$700 with handlebars and delivered
more key points in the video
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.
more pros in the review
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.
more cons in the review
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).
more key points in the review
The VELOBUILD GF-005 is a Chinese carbon fiber gravel bike frame praised for its low price, light weight, and versatility. Users report it as a budget-friendly option that performs well on both road and gravel, with aero features and generous tire clearance up to 2.1 inches. However, quality control issues like resin excess in bearing seats and proprietary seatpost limitations are noted. It's seen as a 'one-bike-fits-all' solution for non-competitive riding.
AI Summary
Pros
- Very low price with no taxes/customs via XDB shipping
- Lightweight frame (around 1075g for XS, 1200g for S with hardware)
- Excellent versatility: performs well on road and gravel, with high tire clearance (up to 2.1")
more pros in the review
Cons
- Quality control issues: excess resin in headset bearing seat requiring Dremel fix
- Proprietary seatpost with limited offset options (0mm and 20mm only)
- Missing parts in delivery (e.g., offset seatpost)
more cons in the review
Key Points
- Carbon fiber material
- Frame weight ~1075-1200g depending on size/hardware
- Tire clearance up to 2.1 inches (53mm)
more key points in the review
The VeloBuild Carbon Fiber Racing Gravel Bike Frame (Aero Grav) is a budget-friendly, open-mould carbon frame inspired by the Ridley ASTR RS, offering similar aggressive, race-oriented geometry. It features a T47 bottom bracket (86.5mm inboard), UDH hanger, and claims 50mm tire clearance (though real-world fit is tighter, with 52mm rear possible with 1x and careful tire selection; 2.1" MTB tires like Thunder Burt may fit on some builds but can cause frame damage at low pressures). The frame includes a proprietary aero seatpost (available in 0mm and 20mm offset options) and integrated or semi-integrated cockpit options. Typical weights are around 1100-1300g for the frame (size-dependent) and 450-500g for the fork. Price is approximately $500 for the frameset, with custom paint available for an extra fee. Users report it as stiff and fast, suitable for all-road and gravel racing, but note compromises in comfort, tire clearance, and build quality. New builds show compatibility with SRAM 13-speed E1, 2.1" MTB tires (e.g., Thunder Burt) on some builds, and 52T 1x chainrings, though front derailleur mounting may limit 2x to 50T max (especially on size S frames where the mount sits too low). Headset bearings are low quality and seatpost can stick. Paint is fragile. Some users have built lightweight bikes (7.7kg) and reported success with 45mm tires measuring 49mm on 32mm internal rims.
AI Summary
Pros
- Excellent value for money, offering high-end features like T47 BB, UDH, and aero design at a very low price point.
- Fast, race-oriented geometry and stiff frame provide responsive handling and good power transfer, making it feel quick on road and gravel.
- Versatile as an all-road bike; can be built with multiple wheelsets (road and gravel) and handles well on mixed terrain.
more pros in the review
Cons
- Tire clearance is overclaimed; actual max is around 50-52mm measured width, with very tight chainstay clearance, limiting true 2.2" MTB tire fit.
- Very stiff and harsh ride quality, with minimal compliance from the frame and aero seatpost, requiring careful tire pressure and selection for comfort.
- Frequent shipping delays and poor communication from VeloBuild, with unrealistic timelines and lack of updates causing frustration.
more cons in the review
Key Points
- Frame material: Carbon fiber
- Bottom bracket: T47 (86.5mm inboard)
- Derailleur hanger: UDH
more key points in the review
Where to Buy

VELOBUILD 2025 New Carbon Aero Gravel Bike Frame Fork Seatpost T47 BB


2025 VeloBuild Carbon Fiber Racing Gravel Bike Frame
Specifications
Attributes
Included Components
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