This Shock Set provides a pair of assembled shock absorbers filled with high-quality silicone shock oil for fast and efficient shock replacement on your vehicle.Features:High-quality anodized aluminum shock bodies, shock caps, shock seal caps and preload adjusters - Strong 4mm stainless steel shock shafts for long-lasting durability - Tough composite shock rod ends and spring retainers - Supplied assembled - Ready to bolt on to your vehicle after fitting your choice of spring - Shock boots included for shock shaft protection - Additional tuning pistons supplied SPECIFICATION: Length: 104mm (center to center) Internal Bore Diameter: 16mm Included Shock Oil: 550cSt Silicone Shock Oil Piston: 1.2mm x 8 hole pistonsIncludes:2 x Assembled Shock Absorbers 4 x Blank Tuning Pistons 2 x 1.4mm x 8 Hole Tuning Piston 2 x 1.3mm x 8 Hole Tuning Piston 4 x Sway Bar Pivot Balls