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Posted: 12/31/2006 11:51:03 AM EDT
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What is the diameter of the roll pin used in the A1 rear sight wheel? Thanks! |
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That's an IBF (itty bitty focker) 1/16" diameter and 1/4" long. Same pin as a charging handle or forward assist pawl. Here's an excellent source of AR-15 pin size specs: biggerhammer.net |
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