QUPA AM STORE Aluminum Alloy Front & Rear Adjustable Progressive Spring Shock 71mm for Arrma 1:16 Quake GROM/Gorgon GROM Brushed Monster Truck Upgrades (Green)

["QUPA AM STORE Shocks Suit for Arrma 1:16 Quake GROM/Gorgon GROM Brushed Monster Truck Upgrades","Made of Aluminum Alloy,CNC-machined.Shock oil is not included. Select the appropriate viscosity based on your needs","Progressive spring design, more dynamic adaptability, spring stiffness changes with load (soft first and then hard), can better adapt to different road conditions or load conditions","Shock absorber centre distance is 71mm. Shock shaft diameter is 2.5mm, same as the original size","Package including:4pcs Shocks,4pcs Springs and 8pcs Screw"]