This is a Green Tension Shock Spring Set for the Revo GTR Shocks. These springs are installed on the shock bodies.
FEATURES:Red in colorGreen band on spring indicates 3.5 tension rating
INCLUDES:Two 3.5 rear shock springs
REQUIRES:Nothing. These are direct fit springs.
SPECS:Length: 90mm (3.5")Outer diameter: 21mm (0.83")