Mini 4WD Screws, Spacers and Locknuts: Build the Right Roller Stack
A roller needs a complete mounting stack. Work out what clamps, what rotates and how much thread the nut needs before ordering hardware.
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This product is currently unavailable.
Browse available alternativesA pair of fiberglass-reinforced plastic (FRP) mounts that extend a roller's attachment point further out to the side of the chassis. Widening the roller stance this way sharpens cornering response and adds stability through corners compared with the kit-standard mounting position. The set includes the 830-size ball bearings needed for the rollers themselves plus attachment hardware.
A roller needs a complete mounting stack. Work out what clamps, what rotates and how much thread the nut needs before ordering hardware.
Understand the stepped 13 and 12 mm roller contact, included bearings and mounting checks for Tamiya item 15398. Use the item-specific checklist.
Pro-Stock Mini 4WD racing in Malaysia: learn the tuned-motor, plastic-roller and three-plate rules, prepare for inspection, and follow Monkee Mods for events.