SRAM Centera Twist 8sp Rear Shifter 2:1 Silver/Black ERD-612 Race tire for more grip

Race tire for more grip on rides off the beaten path

Low-rolling resistance clincher tires

Axle Type 12mm TA Freehub Body SRAM XD-R Hub Spacing 148mm Position Rear Rim Color Black Rim Construction Double wall Rim Drilling F: 21 R: 24 Rim Internal Width 30mm Rim Material Aluminum Skewers Included No Spoke Type J-Bend Valve Presta Wheel-Brake Comp

4 Mount Location Handlebar Color Chrome

SRAM Centera Twist 8sp Rear Shifter 2:1 Silver/Black ERD-612 Race tire for more gripCompatible with Shimano type (2: 1 ratio) rear derailleurs Quick View Display mechanical gear indicator with sealed cable replacement entry port Speed Release Spool internal shift assist spring Model Centera Twist Speed 8 Compatibility Shimano Front Rear Rear Color Silver Black Weight 130g