TOP GUIDELINES OF COLT 10.5 INCH 9MM SMG UPPER RECEIVER ASSEMBLY

Cartridge scenario deflector allows quick Procedure in the two proper and left handed capturing positions for increased tactical applicationsIt's a regular FSB and no I'd no complications sighting it in. I originally constructed it that has a DPMS A2 upper receiver before receiving the 604 receiver. I had no troubles sighting it in with the A2 uppe