FPS Softair CNC POM X-Ring Piston Head with Adjustable AOE (XPPA)

CNC POM Double O-Ring Ball Bearing AEG Piston Head with adjustable AOE (XPPA), new version with X-RING technology.
The FPS POM piston head is a great upgrade that will increase the efficiency of airflow through the cylinder.
This piston head has ports on the front to push out the o-ring as it moves forwards, this ensures that all of the air in the cylinder is being pushed out to propel the BB.
The ball bearings help reduce tension created by the spring compressing and expanding, this combined with a ball bearing spring guide is the optimal set up to keep your spring in good shape.
This piston head allows to adjust the length of the piston of 1-2-3 or 4 mm and it can also be used without shims.
Find a perfect AOE improves the reliability of your gun.
This piston head is one of the most lightest of our production and improves the performance of your aeg, double o-ring and ball-bearing.
The piston head is constructed out of CNC POM for durability and precision.
This product is designed and manufactured entirely in Italy, by technicians who have years of experience in the repair and modification of airsoft replicas.