A complete cylinder set for the AW.338 airsoft sniper rifle (Ref. 17242 and 17117), it consist of a stainless steel cylinder, aluminum cylinder head and piston with nylon bushings for low friction, an M130 spring and Steel spring-guide with ball-bearings, all assembled, ready-to-go as a drop-in installation. With this upgrade the AW338 will have a muzzle velocity around 130 m/s or 426 fps.
Can be upgraded with a M140 spring ref. 17214.
Set consists of:
Steel spring guide with ball-bearing.
Aluminum piston with nylon bushings low friction.
Aluminum piston head vented for tight seal.
Steel cylinder head fluted with rubber bumper pad.
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