PolarStar - Fusion Engine Nozzle for M4 (Blue: 380-435 FPS) 556 Metal slide

Metal slide

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5 Full metal Revolver CO2 Non-Blowback Chrome Specifications: -400 fps (0

One they can count on to shoot when the trigger gets pulled

PolarStar - Fusion Engine Nozzle for M4 (Blue: 380-435 FPS) 556 Metal slideThis series of Fusion Engine air nozzles allows you shift the velocity range of your rifle up or down to best meet your requirements. Nozzles are easy to install and typically take less than 5 minutes to change out on most models from start to finish. Each nozzle is machined from aluminum and comes with both the internal and external o rings. The nozzles are color coded with a hard coat anodizing for easy identification. Results with a . 20g BB using