ARISUN RAPIDE 700x32 BLACK WIRE/30 ND BRAKE TOOLS EKAR 13 speed cassettes are

EKAR 13 speed cassettes are optimized for 3 different riding options including endurance

Easy Bleed Technology and 3mm allen tooled reach adjust

For integrated head tubes with 45 x 45 angular bearings

Designed for all Shimano 5 bolt cranks like Dura-Ace 7950

SE Racing sealed bearing hub axle with a 68mm shoulder for use with the retro series

ARISUN RAPIDE 700x32 BLACK WIRE/30 ND BRAKE TOOLS EKAR 13 speed cassettes areDirectional arrow tread design and knurled shoulder tread for added cornering traction Inverted tread for wet weather grip and low rolling resistance Lightweight high density nylon breaker belting for puncture resistance ND Nylon Defense is a lightweight high density nylon breaker beneath the tread surface