1Made of high quality metal, these RC shock absorbers have excellent hardness and durability. 2These springs and springless shock absorbers have adopted a compact and lightweight design. 3The installation procedures for the shock absorbers included in this kit are very simple and durable. 4The shock absorbers have a smooth surface and they have an excellent damping effect. 5Sophisticated workman makes it a perfect substitute for old or damaged shock absorbers.Item Type: RC Shock Absorber Set Material: Aluminum Alloy Spring Shock Absorber Length: Approx. 145mm/5.7in Spring Shock Absorber Hole Distance: Approx. 135mm/5.3in Springless Front Shock Absorber Length: Approx. 145mm/5.7in Springless Front Shock Absorber Hole Distance: Approx. 135mm/5.3in Springless Shock Absorber Length: Approx. 165mm/6.5in Springless Rear Shock Absorber Hole Distance: Approx. 155mm/6.1in Suspension Shaft Diameter: Approx. 5mm/0.2in Application: 1/7 remote control car such as forTRAXXAS UDR (for front and rear).4 xSpring Shock Absorber 2 xSpringless Front Shock Absorber 2 xSpringless Rear Shock Absorber 10 x Screw