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home Forums – The GUN Forum Cmmg .22lr dedicated upper failure to feed. (Photo in comments)

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    Bought a conversion for my .223 and it ran flawless, any ammo I threw at it. Then bought the barrel collar to make a dedicated upper and since I put it all together it is extremely picky with ammo and still barely gets through a mag. So what am I doing wrong?

Reply to: Robert
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