Deep Fire Full Teeth Piston

Deep Fire Full Teeth Piston Essential part for upgrading your Airsoft AEG with High Power Spring The piston body is made of nylon & fiber and the first teeth are made of metal with a layer of titanium Full Teeth Design for Regular Straight Gear Set First teeth is made of metal which is covered by a layer of titanium Suitable for Tokyo Marui Series Airsoft Electric Gun AEG Rifle Perfect for high power springs