Thank you for viewing! Top Line Oil Leak Prevention Spacer Available in two types: t=2.15 and t=2.20. Intended for use with TRF dampers, but I am retiring from RC, so I will not be using them and am putting them up for sale. I am not considering selling them separately. Thank you. Top Line TOP LINE TP-246 TP-247 TRF Damper Radio Control Car (RC) Drift YD-2 RD2.0 GRK GRD-X RDX Type... Radio Control Car (RC)