truly anatomical

Features an extendable lower arm to accomodate bigger smart phone screens

Axle Diameter: 12mm

Puncture Resistant

Sram MRX COMP Mechanical Left Grip Shifter 3-Speed Sunshine_Enriched truly anatomicalSRAM is the brand that first introduced the Twist Shifter and they have continued to create the most reliable and highest quality twist shifters on the market. The MRX is built to last and maintain reliable and accurate shifting for the life of your bike. All SRAM front shifters are compatible with all major brands of front derailleurs Speed Release Spool internal shift assist spring Quick View Ledge mechanical gear indicator with sealed port cable