Product Description
The T238 Shim Pad Pack is a precision shim kit designed for dialing in perfect gear alignment inside AEG gearboxes. Proper shimming is one of the most important steps in building a reliable, smooth-running airsoft gun, and this kit provides a wide range of shim thicknesses so you can fine-tune your gear stack with precision.

Manufactured to fit standard 3mm gearbox gear axles, these durable steel shims help reduce gear wobble, minimize friction, and improve overall gearbox efficiency. Whether you're building a high-performance setup or performing routine maintenance, the T238 shim pack gives you the flexibility needed to achieve optimal gear spacing.

With four different thickness options, this pack allows technicians to stack shims as needed for extremely precise adjustments—making it an excellent addition to any airsoft tech’s toolbox.

Package Contents

• M3 × 5 × 0.5mm — 50 pcs

• M3 × 5 × 0.3mm — 50 pcs

• M3 × 5 × 0.2mm — 50 pcs

• M3 × 5 × 0.1mm — 50 pcs

Total: 200 precision shims

Key Features

• Designed for AEG gearbox gear shimming

• Fits standard 3mm gear axles

• Multiple thickness options for precise adjustment

• Durable metal construction

• Ideal for tech builds, gearbox tuning, and repairs

• 200 total shims for long-term tech use