PTS GRIFFIN M4SD MUZZLE BRAKE (14mm CCW) 3D Printed Side mounted rail for RK

Side mounted rail for RK series (should work on most AKs with side mount with modification)

Overall Length:380mm / 590mm (Retracted / Extended)

Quick release spring

Fully assembled from the factory

You can change AUTO mode to BURST mode or SEMI* mode to BURST mode

PTS GRIFFIN M4SD MUZZLE BRAKE (14mm CCW) 3D Printed Side mounted rail for RKDISCLAIMER: THIS PRODUCT IS FOR AIRSOFT, TRAINING, AND SIMULATION PURPOSES ONLY. UTILIZING AIRSOFT PRODUCTS IMPROPERLY, INCLUDING IN REAL FIREARM APPLICATIONS, ARE POTENTIALLY DANGEROUS AND MAY CAUSE SERIOUS INJURY. PTS WILL NOT ACCEPT ANY RESPONSIBILITY OR LIABILITY FOR MISUSE OF THIS PRODUCT. The Griffin Armament M4SD Muzzle Brake is designed purely to maximize recoil control and muzzle movement. It is perfect for rapid shooting situations such as