Strength where it matters
The Guarder Full Teeth Piston pairs a lightweight polycarbonate body with a thermal-treated steel last tooth, the single most important tooth in the whole cycle. That last tooth carries the peak load as the piston releases, so reinforcing it with hardened steel dramatically reduces the risk of stripping in higher-stress builds.
Light, fast and reliable
Keeping the main body in polycarbonate holds weight down, which helps rate of fire and reduces stress on the rest of the gearbox. Grease grooves cut into the rail guides keep the piston lubricated as it runs, smoothing the cycle and extending service life.
Fits your gearbox
Designed for most Tokyo Marui spec AEG gearboxes, it drops into the common version 2 and version 3 platforms found across countless replicas. The reinforced construction stands up to rapid and prolonged firing, making it a dependable base for a serious build.
Fit it right
The piston head is sold separately so you can tailor the setup, and we strongly recommend fitting by a qualified technician to protect your warranty. Explore more internals in our airsoft accessories range, or book our Kent Tech-It fitting service.












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