This is a Package of Red P-3 Silicone O-Rings for Hobby Use. These are used in shocks, absorbing vibration, and many other uses.
Five P3 o-rings.
REQUIRESNothing.These are direct replacement parts.
SPECSInner diameter: 3mm (0.20")
COMMENTSThese o-rings are not limited to use only in HPI vehicles.