T4E TR / HDR50 4" STEEL Tuning Barrel Extension ONLY! Glock 18C • The backpack also features

• The backpack also features a large discreet

Full Range of Sizes to Fit Almost any (2) Rifle or (2) Shotgun

Power may vary depends on other parts installed

The Green Laser and the NAV LED lights can be individually activated from the remote pressure switch

simply select full or semi-automatic firing

T4E TR / HDR50 4" STEEL Tuning Barrel Extension ONLY! Glock 18C • The backpack also featuresDetails Improvement: suitable for HDR50, HDP50 and GEN. 2 versions Extreme fit tolerances increased precision Diameter (inner) 12. 7mm Length 10cm Performance improvement with further modification very high longevity Plug and play, installation in 5 minutes