VeilStrike 7″ Black 1/2″x28 Muzzle Brake Extension Tube for AEG GBB
VeilStrike 7″ BLACK 1/2X28 Muzzle Brake Extension Tube. ✅Why Choose VeilStrike?. (1)5″ Extension Tube. End Cap Exit Bore: 5/8″ (16mm). Finish: Level 3 Hard Anodized Coating for superior wear and corrosion resistance.