Yeah Racing Shock-Gear 55mm Damper Set for 1/10 RC Touring Car Pink For: 1/10 RC Cars Material: Aluminum Color: Pink CNC Machined Titanium Coated Damper Shafts Selected Anti-Leak O-Ring Unique Piston Design Rebound Core System Aluminum Damper Cylinder Easy To Refill Damper Oil Simple Installation Include: Shcok-Gear (4 pcs) Piston 2 Holes (4 pcs) Piston 3 Holes (4 pcs) Piston 4 Holes (4 pcs) V Piston 2 Holes (4 pcs) V Piston 3 Holes (4 pcs) V Piston 4 Holes (4 pcs) Spring (Super Soft) (4 pcs) Spring (Soft) (4 pcs) Spring (Medium) (4 pcs) Spring (Hard) (4 pcs) Spring (Super Hard) (4 pcs) Ball End (8 pcs) Ball Nut (4 pcs) Shock Oil 300CST 15ml (1 pc) Manual (1 pc)