RC2 Adjustable hydraulic bottom out damper- Numbered Compression adjuster for intuitive adjustments-start at "0" and easily add or decrease damping- Base valve with 40% reduction in IFP forces, making it the most supple shock on the market while maintaining perfect traction- RC2 damper's new main piston compression tunes deliver confident mid-stroke support, while intuitive HSC/LSC adjusters make setup fast, clear, and easy to communicate- Spring sold separatelySanta Cruz V10