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Old colt lower/new AA 6.5 Grendel upper

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Old colt lower/new AA 6.5 Grendel upper
Typan
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#4
04-19-2012, 07:13 PM
Yes, the front hinge pin is the large pin, the back pin is the standard size found on most other upper receivers. I did check out the blackrifle web site and think the offset bushing will do the trick. Thank you all for all your help. Typan
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Messages In This Thread
Old colt lower/new AA 6.5 Grendel upper - by Typan - 04-18-2012, 05:23 PM
Old colt lower/new AA 6.5 Grendel upper - by Typan - 04-19-2012, 07:13 PM
Old colt lower/new AA 6.5 Grendel upper - by davidj - 04-19-2012, 07:20 PM
Old colt lower/new AA 6.5 Grendel upper - by Typan - 04-19-2012, 08:10 PM
Old colt lower/new AA 6.5 Grendel upper - by jkingrph - 04-19-2012, 01:42 AM

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