|  Matrix CNC MS150 Cylinder Unit for Systema / Celcius PTW / CTW M4 MAX Series
For only 30% of the cost of the Systema CU150 cylinder, you owe it to yourself to get one. This CNC cylinder unit is made to replace the discontinued Systema CU150. Great news for the PTW owners as Matrix and Evike.com will take care of you in place of Systema when it comes to after-sales support. Muzzle Velocity: 520-550 FPS (Measured with 0.20g BB's) Spring type: M150 Materials: Stainless Steel, Aluminum Length: 165mm Outer Diameter: 25.45mm Net Weight: 154.6g Compatibility: Systema, Celcius M4, M4 CQB, M16A2, M16A3 P.T.W. and C.T.W. Training Weapons |