AEG High-Speed Piston with Full Metal Teeth

Data sheet Catalogue code PST Material High-Strength Plastic Material Maximum suitable spring M140 Lightweight design YES Weight 13,9 g Compatible with the gearbox v.2, v.3, v.6, v.7 except special gearboxes (PSG1, SR25, L85, ...) More info Producer: Airsoft parts The piston contain of a very  durable plastic body  and a  full metal teeth  (14 pcs). The second tooth is remove to decrease the chance of pre-engagement by the sector gear. 264 holes are drilled in the plastic body of the piston, which significantly reduces the total weight. By reducing the weight, the piston's movement speed increases during the shot, thus increasing FPS and reducing the dynamic stress of the gearbox. The universal design of the piston allows use on low, high and very high cadence weapons. We recommend using springs up to M140 . The piston is designed for  all AEG weapons  except special gearboxes (PSG1, SR25, L85, ...) Advantages:  Total weight of only 13.9 g Increases FPS and reduces stress gearboxes Durable plastic body  Full-metal teeth Universal design