Rock Shox Psylo Gold A1 Suspension Fork Premium Performance The Rock Shox Psylo 35mm platform delivers premium performance with the new flow-focused Isolator RC three-position damper, tunable Debon Air air spring, and Maxima Plush Dynamic Suspension Lube to keep things running smooth. Psylo combines value and performance to bring capability and reliability to every ride. Features Isolator RC damper features a three-position compression adjustment (Open, Pedal, and Firm) with externally-adjustable Rebound providing superior traction, control, and confidence for the rider35mm aluminum upper tube platform for functional stiffness and enhanced steering precision Premium bushings offer lower breakaway force and elevate this platform to feel silky smooth in rough terrain Highly tunable Debon Air air spring sits higher in the travel, making the most of Psylo's travel, and offers a smooth, consistent, coil-like feel throughout the stroke SPECIFICATIONSTravel130, 140, 150, 160mm Lockout Yes Axle Type15x110mm Steer Tube Diameter1. 5" Tapered Stanchion Diameter35mm Stanchion Material Aluminum Wheel Size27. 5"Lower Material Magnesium Crown Material Aluminum Axle To Crown Length-Offset44mm External Adjustments LSC, Rebound Internal Adjustments-Spring Air Damper RC Damper Brake Compatibility Post Mount 180mm Max Rotor Size203mm Intended Use Trail, All-Mountain Weight N/A | Rockshox | Psylo | Gold | A1 Suspension Fork 27. 5" 130Mm 15X110Mm 44Mm Offset Gloss Black