HD 772 Twin Shocks STX36 Blackline

Adjustable rebound damping Monotube shock with internal reservoir Length adjustable by .393" High pressure nitrogen gas charged STX single tube design 36 mm / 1.417" piston diameter Adjustable preload with billet tool Multiple spring rates available to accommodate a wide range of riders Top level comfort, rideability, and performance Hard anodized - precision CNC-Machined components Low-friction shaft / Seal head design Fully serviceable and repairable Type Twin Model STX Performance Color/Finish Black Extended Length 12.952" (+0.196"/-0.196") Linear Spring Rate 26 n/m Maximum Rider Weight 500.00 lb (Standard) Maximum Rider Weight 575.00 lb (Heavy Duty) Mounting Position Rear Units Pair Riding Style Street