E*thirteen Sidekick Rear MS Hub, 28h, 12x148 Boost, Black/Silv Files & Reamers Manufacturer Part Number: # 504

Manufacturer Part Number: # 504

the bolt heads have been upgraded to a larger size and the clamping area features unique surface contouring for superior handlebar grip Special surface contouring and a larger bolt head spec for superior handlebar grip

and an improved ratchet and pawl system

AL6061-T6 alloy replacement rings

glide rings

E*thirteen Sidekick Rear MS Hub, 28h, 12x148 Boost, Black/Silv Files & Reamers Manufacturer Part Number: # 504Designed to enhance suspension performance by eliminating pedal kickback Front comes with 15mm and 20mm end caps for 110mm Boost Proprietary freehub mechanism disengages the drivetrain from the rear wheel when coasting and an adjustable engagement deadband filters kickback and chain vibration before it reaches the pedals 60T ratchet ring with innovative pusher driven pawl system provides silent operation and reduced drag by remaining disengaged unless