One of the most successful and hard-working RockShox forks of all times capitalizes on the innovations born for the latest SID. A chassis that combines Reba’s classic XC performance with light trail duties and a proven Motion Control™ RL damper completes the package, making Reba as capable as it can possibly be.Key Features:NEW “E-MTB” decal for Diffusion Black options,Chassis derived from SID,Solo Air™ spring,TwistLoc and OneLoc remote compatible. Specifications:Wheel size: 29\",Travel (mm): 100mm, 120mm,Damper Type: Motion Control,Fork offset: 51mm (29\"),Color (FS): Gloss Black,Upper tube type: 32mm straight wall aluminum.