- APS high performance piston for gearbox Ver.2.
- Essential part for upgrading your airsoft AEG.
- Full teeth version for regular straight gear set.
- The piston body is made of reinforced plastic and the first teeth are made of metal.
- Suitable for Tokyo Marui / A.P.S. series gearbox Ver.2.
- Perfect for high power springs.
No reward points for this product.