Bombtrack HOOK EXT TI Road Frame Titanium L ModelNumber=E4909 For use with direct drive

For use with direct drive trainers with Type 2 axles

Accommodates hub widths from 75mm to over 250mm

4 Modes: Steady low (4 hours) Steady high (2 hours) Pulse (8 hours) Daytime Flash (25 hours)

Zirconium Doped 7-series alloy

including 1x and 2x so you never have to worry about selecting the right derailleur Orbit chain management system and a unique Flattop chain for a reassuringly quiet

Bombtrack HOOK EXT TI Road Frame Titanium L ModelNumber=E4909 For use with direct driveFrame: Titanium 3Al 2. 5V, TA, rack fender mounts, UDH derailleur hanger Fork: Full carbon, TA, 1. 1 2'' 1. 1 8'', triple cage mounts (can double as fender mounts),internal hub dynamo cable routing TECH SPECS Frame Size L Color Titanium Primary Color Clear Wheel Diameter 700C 27. 5"