Hook EXT C
"… steadfast handling in rough conditions."
Bombtrack Hook EXT C Frameset
£1,673.79
A fast bike for all kinds of riding. The Hook EXT C might have been designed as a gravel racer, but that doesn’t stop it also being a perfect tourer, commuter, or even summer-season cyclocross bike. Offering uprated strength and manoeuvrability, this agile adventure bike is the perfect companion for technical backcountry raids.
Frame & Fork
- Color 1: Metallic black
- Color 2: Light blue
- Color 3: Metallic red / black
- Frame: Toray T800 carbon blend, TA, rack / fender mounts, internal hub dynamo cable routing, 85.5 mm T47 BB shell, UDH derailleur hanger, optional full internal cable routing
- Fork: Seido MGV full carbon, TA, 1.1/2'' - 1.1/8'', fender / triple cage mounts, 180 mm max rotor size, lowrider rack compatible, internal hub dynamo cable routing
Parts & Accessories
- Headset: Sealed integrated headset, 1.1/2'' - 1.1/2''
- Through axles: 12 x 100 mm / 12 x 142 mm
- Seat clamp: Bombtrack Prime 31.8 mm
Weights & Limits
- Weight frame: 1380 g frame (size M, incl. TA, hanger)
- Weight fork: 550 g fork (300 mm steerer, incl. TA)
- Maximum rider weight: 115 kg incl. luggage
- ASTM riding condition: 2
Build Infos
A fast bike for all kinds of riding. The Hook EXT C might have been designed as a gravel racer, but that doesn’t stop it also being a perfect tourer, commuter, or even summer-season cyclocross bike. Offering uprated strength and manoeuvrability, this agile adventure bike is the perfect companion for technical backcountry raids.
Frame
- BB standard: T47 - 85.5 mm shell width
- Frame max tire clearance w/o fender: 57-584 / 45-622
- Frame front derailleur compatible: yes
- Front derailleur clamp diameter:
bolt on FD hanger included in frame - Brake mount rear: FM 160 / 180
- Maximum rotor clearance rear: 180 mm
- Frame thickness rear brake mount: 30 mm
- Bike trailer: not approved
- Seat tube mounted child seat: not approved
- ISO testing standard: Road
Fork
- Fork max tire clearance w/o fender:
57-584 / 57-622 - Fork steerer inner diameter: 23.6 mm
- Headset standard (S.H.I.S.):
IS52 / 28.6 | IS52 / 40 - Brake mount front: FM 160 / 180
- Maximum rotor clearance front: 180 mm
Drivetrain
- Maximum chainring clearance 1x:
42 T with 47 mm chainline - Maximum chainring clearance 2x:
48 / 31 T with 47 mm chainline
Seat & Seatpost
- Seat post diameter: 27.2 mm
- Seat clamp diameter: 31.8 mm
Spare Parts
- Derailleur hanger: Sram UDH
- Frame small parts: BT-CR-014 / BT-CR-015
