09-16-2019, 12:03 AM
I have this brand new 5.56 Nickel Boron BCG from Advanced Armament Corp that I got free for buying one of their suppressors.
![[Image: opplanet-advanced-armament-corporation-m...-64237.jpg]](https://op2.0ps.us/978-550-ffffff-no-upscale/opplanet-advanced-armament-corporation-msr-bolt-carrier-group-packaged-5-56-300blk-64237.jpg)
Wondered if I can use the carrier and just install this bolt from BA for a 6.5 build....
![[Image: 5.56_phosphate_3_1_2.jpg]](https://www.ballisticadvantage.com/media/catalog/product/cache/1/image/1000x/040ec09b1e35df139433887a97daa66f/5/_/5.56_phosphate_3_1_2.jpg)
or if I should buy a whole new complete BCG in 6.5
Any advice greatly appreciated
Wondered if I can use the carrier and just install this bolt from BA for a 6.5 build....
or if I should buy a whole new complete BCG in 6.5
Any advice greatly appreciated