The GC05 frame is built with a heat-treated and triple-butted WEAPON Chromoly tube set designed specifically for the CR serials and features aggressively short-butted sections optimized for TIG welding that save weight and improve ride quality.
It employs custom-shaped Crom steel Spirit triple-butted tubes with a highly contemporary 48mm mega-oversized downtube, tapered conical CNC head tube, and a T800 full carbon fiber fork.
FEATURES
- Inner cabling design for shifter/brake cabling.
- 3 rustproof layers for all our steel tubes to make your bike last lifelong.
- Butted CrMo steel frame – lighter steel tube to reduce the weight of the steel frameset more.
- Flat mount disc brake design – The most popular brake mounting design to ensure you have more transmission options like Shimano, Sram, Latwoo, and more…
- Aero carbon fork design – To give extraordinary handling abilities for your racing for a tapper aero fork.
- Wider tire design – Up to 42c tire clearance.
- Amazing value and is seriously fun to ride.
FRAME SPECIFICATION:
| Frame Material | Heat-treated | triple-butted chromoly steel tubing | tig welded |
| Headset | IS 44mm / 52mm – 28.6mm (Included) |
| Seat Post | OD: Ø27.2mm (Not included) |
| Seat Clamp | ID: Ø30mm (Included) |
| Standard Movement Box/ BB | BSA 68mm, English Thread. |
| Cable Routine | – 2 nos Inner cabling holes on the downtube. – 1 for Front derailleur cable. – 1 for Rear brake and Rear derailleur cable. |
| Tyre Clearance | Up to 700 x 45c |
| Brake mounting | Standard Flat-mount Disc Brakeset Caliper (34mm spacing) |
| Weight | Frame – 1850g (Size M) |
| Hub Spacing / Wheel mounting | Rear -142mm / OD: Ø12mm Thru-axle mounting. |
| Additional Info | – 3nos* Bottle holder mounting. – Front and Rear 12mm alloy thru-axle included – Customized Replaceable Derailleur Hanger. –Frameset Geometry and size Chart as last product display photo. – OD – Outter diameter, ID – inner Diameter. |
FORK SPECIFICATION:
| Fork Material | Carbon Fiber T700 |
| Fork Steerer | Length: 300mm Top: 1-1/8 Inch (Ø28.6mm) Tapers down to 1-1/2 Inch (Ø39.8mm). |
| Fork Rack | Rack:46mm |
| Cable Routine | Inner cable routing |
| Brake mounting | Standard Flat-mount Disc Brakeset Caliper (72mm spacing) |
| Hub Spacing / Wheel mounting | Front: 100mm / OD: Ø12mm Thru-axle mounting. |
| Tyre Clearance | Up to 700 x 45c |
| Weight | Fork – 490g (Uncutted). |
| Additional Info | – 2 nos mounting points on each blade side. |
For More Frameset options, simply click our Gravel Bike Frameset Product Line.
To have the best riding experience, build your gravel bike with our featured All-in-one Gravel Bike / Road Bike Groupset Packages.
Want to see more full bike build photos? simply click our Instagram Page.




















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