Hi: Let me start out by stating, I am a newbie in the AR15 world. I won a DSI lower receiver on Founder's Day for the new Range at DSI in Bohemia, So, I decided to build an AR15. I ordered all my parts and just started to build it this weekend. I have a MAS Defense Left Side Charging Upper and I wanted a gas piston system so I ordered a Superlative Arms Low Profile Gas Piston Conversion Kit with .750 Diameter Low Profile Adjustable Gas Block in a Carbine length system. Okay, now to...
BOLT CARRIER BINDS WHEN INSERTING INTO UPPER RECEIVER!
BOLT CARRIER BINDS WHEN INSERTING INTO UPPER RECEIVER!