What's Included: 4x 70mm Shock Spring (1.2 Spring Rate "Green") 4x 70mm Shock Spring (1.6 Spring Rate "Red") 4x 70mm Shock Spring (0.8 Spring Rate "White") 4x 70mm Shock Spring (2.0 Spring Rate "Black") Notes: Fits The Ultimate Scale Shocks 70mm (Silver) (Z-D0004) Each spring has a small color marking on the bottom to determine the spring rate 70mm Pressed to 25mm, Spring Rate: 1.32N