Shimano BR-R451 Rear Mid-Reach Road Caliper Silver CheckoutTitle=WTB Proterra Tough i30 Rear Wheel - 27.5 Features an easy to use

Features an easy to use quick-release mounting system and a shoulder strap for off the bike use

Kryptonite Keeper series chain locks offer moderate security appropriate for quick stops in metropolitan areas or a few hours out in less populated areas

}Onyx Freehub Driver Assembly - Micro Spline Alloy

8mm sleeve nut wrench to tighten the compression sleeve nut on disc brake hoses

Color Black Flat Protection Sidewall TPI 60 Weight 835 Defined Color Black ISO Width (mm) 58 ISO Diameter 584 / 650b / 27

Shimano BR-R451 Rear Mid-Reach Road Caliper Silver CheckoutTitle=WTB Proterra Tough i30 Rear Wheel - 27.5 Features an easy to useShimano BR R451 Rear Mid Reach Road Caliper Silver. Shimano BR R451 Road Brake CalipersCompatible with STI and brake levers that are Super SLR enabled (e. g. Dura Ace Di2 7970 Dura Ace 7900 Ultegra Di2 6770 Ultegra 6700 105 5700 Tiagra 4600) Light action and accurate brake power Adjustable toe in brake shoes Use of these calipers with standard SLR enabled STI and brake levers results in a "mushy" brake response TECH SPECS Brake Lever Actuation Short