Arrma Shock Set, 58mm Length, 800cSt Oil (2pcs) - GROMDetails: This assembled Shock Set provides ideal replacement parts for your kit supplied items. Includes 2 x Assembled Shock Absorbers 2 x 8mm Shock Preload Spacers 2 x 4mm Shock Preload Spacers 2 x 1mm Shock Preload Spacers 4 x M2. 5x12mm Hex Head Screws Features High quality materials Pre filled with 800cSt silicone shock oil Ready to bolt on to your vehicle Clip on spring preload adjusters included for fine tuning of vehicle ride height