Hong Nor Cup Lighter Weight RC Diff Cup - X1S-39 Transmission Skid Guard RC cars and buggies using

RC cars and buggies using 64P (64 pitch) drivetrain systems

restoring the rear wing assembly after crash damage or general wear

Joker (SCAG1155M) is a slot car set that gives you everything to start racing out of the box

Compatible HPI Racing RC vehicle (verify fitment against your model's parts diagram before ordering)

Hong Nor Cup Lighter Weight RC Diff Cup - X1S-39 Transmission Skid Guard RC cars and buggies usingThe Hong Nor X1S 39 is a lightweight diff cup designed as a spare or replacement part for the Hong Nor X1S competition RC car. Diff cups are a wear item in any serious RC racing setup, and having the correct replacement on hand keeps your X1S running without unnecessary downtime between sessions. The reduced weight of this diff cup compared to a standard unit is a genuine functional difference, lowering rotating mass in the drivetrain. Key Features