Tamiya 15381 JR PRO Low Friction Roller Set - Track Tuning Kit  [15381]

Product overview for the Tamiya 15381 JR PRO Low Friction Roller Set

This roller set is a compact upgrade aimed at Mini 4WD racers who want smoother rotation and more consistent lap times. The Tamiya 15381 JR PRO Low Friction Roller Set uses high strength polyacetal resin to cut friction while keeping mass low for better acceleration out of corners.

Main benefits and design

• Material: Polyacetal resin to reduce rolling resistance while maintaining durability.
• Roller Sizes: Supplied with 19mm and 16mm rollers to suit different setups.
• Weight Reduction: The 19mm rollers are 43% lighter compared with standard aluminium rollers, helping lower rotational inertia.

Fitment and track use

The set fits all Mini 4WD chassis types and is useful for riders tuning their machine for tighter corners and steadier track lines. Brass roller receivers are included and the pack contains the necessary screws, nuts and washers for a secure installation suitable for club and competitive racing.