Learn how to modify your AR-15’s buttstock, pistol grip, handguard and trigger.
Parts:
– Bushmaster QRC AR-15 in 5.56 NATO with a 16” barrel and factory collapsible stock:
– Midwest Industries Gen 3 M-Series M-LOK Handguard:
– Magpul Buttstock:
– Magpul Pistol Grip:
-Rise Armament Super Sport Drop-In Trigger:
Tools Needed:
-1/2″ socket wrench with 3” extension
–Magpul armorer’s wrench:
-gunsmithing hammer with nylon and brass faces:
-Real Avid accu-punch hammer and punches:
-Standard hex keys:
– FAT wrench:
– vice block set:
– included with trigger kit: additional allen wrenches
– included with handguard: barrel nut tool.
Jump to:
1:07: tools –
2:08: lower disassembly –
2:53: buttstock installation –
4:19: pistol grip installation –
5:25: trigger –
10:02: upper disassembly –
13:10: handguard installation –
14:26: gas block disassembly –
16:17: handguard and gas block installation –
18:05: re-assembly –
Man this video is dim..
Is it a mil spec or a commercial buffer tube on that bushmaster model?
What gas block did you replace the old one with
What is the size of the gas block used in this video
Aren’t you supposed to torque the barrel, and aren’t you supposed to replace the lock washer on the flash hider?