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Es![O-Ring Anti-Friction Piston Head [FPS Softair]](https://www.blackhawkairsoft.pt/11825-medium_default/o-ring-anti-friction-piston-head-fps-softair-.jpg)
![O-Ring Anti-Friction Piston Head [FPS Softair]](https://www.blackhawkairsoft.pt/11825-small_default/o-ring-anti-friction-piston-head-fps-softair-.jpg)
O-Ring Anti-Friction Piston Head [FPS Softair]
€1.50
O-Ring anti-friction piston head (ORAA).
Applicable only on piston heads with double o-ring.
BHA6647
![O-Ring Anti-Friction Piston Head [FPS Softair]](https://www.blackhawkairsoft.pt/11825-large_default/o-ring-anti-friction-piston-head-fps-softair-.jpg)
O-Ring anti-friction piston head (ORAA).
Applicable only on piston heads with double o-ring.