Serfas Glove Connector Grips Phone Mount Shimano recommends the use with

Shimano recommends the use with "Dyna Sys" HG-X chains and "Dyna Sys" Shimano cassettes

Small yet mighty

•Park Tool Gift Guide

tighten valve stem lock nut

Serfas Glove Connector Grips Phone Mount Shimano recommends the use withConnectors feature Serfas' great dual density design for excellent comfort. The hard inners offer a firm base and the soft outers provide a tacky and comfortable feel. And Connectors are easy to install and super secure, too. Features: Dual Density Design w Hard Inner Shell For Rigidity & Soft Outer Casing Open End Style For Easy Installation Shock Absorbing Diamond Pattern Reduces Hand Fatigue Specs: Length: 130mm