Overview
The 1UP Racing MicroTune Shim Set is designed for racers who demand truly precise, repeatable setups. This assortment features shims with a 3mm inner diameter, available in four critical tuning thicknesses — 0.05mm, 0.10mm, 0.20mm, and 0.30mm — so you can fine-tune spacing in ultra-small increments that make a real difference on the track.
Ten pieces of each size deliver a full 40-piece assortment in a convenient pack, giving you everything you need to dial in suspension, drivetrain, and chassis components with surgical accuracy.
Key Features
- Inner diameter: 3mm
- Thicknesses: 0.05mm, 0.10mm, 0.20mm, and 0.30mm
- Includes 10 pieces of each thickness (40 total)
- Precision-cut to tight tolerances for repeatable spacing
- Compact, resealable package for easy pit-box storage
- Perfect companion to 1UP Racing Pro Duty hardware
Performance Benefits
- Enables micro-adjustments too fine for standard shims
- Stack different thicknesses for precise total spacing
- Consistent, repeatable results run after run
- Unlocks setup combinations not possible with 0.5mm+ shims
Usage Notes
- Designed for any 3mm pin, axle, screw, or ball stud
- Mix and match thicknesses to build the exact spacing you need
- Use for suspension, drivetrain, steering, and chassis tuning
- Keep the full MicroTune lineup on hand for total tuning flexibility
What's Included
- (10) 0.05mm 3mm ID MicroTune Shims
- (10) 0.10mm 3mm ID MicroTune Shims
- (10) 0.20mm 3mm ID MicroTune Shims
- (10) 0.30mm 3mm ID MicroTune Shims
Summary
- 3mm ID MicroTune shim assortment for precise RC tuning
- Four tuning thicknesses from 0.05mm to 0.30mm
- 40 pieces total — 10 of each size
- Enables micro-adjustments standard shims can’t
- Essential setup tool for serious RC racers
