RockShox Deluxe Ultimate RCT Rear Shock - 190 x 45mm, DebonAir, 2 Tokens, Medium Reb/Comp, 380lb Lockout Force, Standard Standard, B2The Deluxe Ultimate RCT features precise ride tuning abilities of an air spring with both compression and rebound adjustment to fine tune the ride to any trail and condition. Offering a solid threshold adjustment for pedaling performance and Maxima Plush fluid for a buttery smooth feel, riders can now easily dial in a podium worthy ride. Maxima Plush damping fluid reduces friction and improves smoothness External rebound and 3 Position compression