RockShox Isolator RL Damper Upgrade Kit - Fits Reba B1+ 2026+ 3-Postion Crown Type

Isolator’s shim-based spring-backed Internal Floating Piston (IFP) is designed to give riders a consistent and predictable feel throughout travel. Isolator offers a three-position Compression damping adjustment: a plush Open to absorb big impacts a supportive Pedal without harshness on successive hits and a watt-saving Firm for the maximum damping force to calm bobbing for the most efficient ride.