This is a Green Tension Shock Spring Set for the Revo GTR Shocks. These springs are installed on the shock bodies.

FEATURES:
Red in color
Tan band on spring indicates 4.1 tension rating

INCLUDES:
Two 4.1 rear shock springs

REQUIRES:
Nothing.  These are direct fit springs.

SPECS:
Length: 1-3/4" (44mm)
Outer diameter: 0.83" (21mm)