Topeak Tetrarack GR1 MISC Center lock disc brake rotor

Center lock disc brake rotor lockrings

Standard hex wrench installation - no pedal wrench required

Front Axle: 15 x 110mm "Boost" Thru Axle

BOA® L6 Dual Dial

These bearings fit directly in frames with 41mm ID bottom bracket shells

Topeak Tetrarack GR1 MISC Center lock disc brake rotorThe ultimate quick mount system for gravel and road bikes with rigid forks. A clever hook and loop strap mounting system allowing quick and easy installation on a wide range of bikes. Its innovative top plate automatically levels itself regardless of fork angle. The integrated QuickTrack system lets Topeak TrunkBags slide, lock securely into place, and release in an instant. NOTE : *TetraRack is not recommended for carbon forks and seat stays