crowd sourcing

crowd sourcing

TR Enabling Obsidian AR-15 Bolt Carrier Group (BCG) Review

43m ago
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http://www.tr-enabling.com/product-p/m16obbcg.htm Link to contribute to the crowd sourcing campaign: https://www.indiegogo.com/projects/mrgunsngear-channel-upgrades-and-gun-giveaways/x/8066705 I review the Obsidian BCG from TR Enabling. I do some shooting, discuss the specs of the BCG, the properties of the coating, and what I've found with it so far. www.facebook.com/mrgunsngear www.twitter.com/mrgunsngear Music by Machnima Sound