B-Square Military bases are made of anodized aluminum with a durable blue finish. Mounts right over the top of the receiver so it cannot be used with open sights (except Springfield 1903, which is a see-through design). Comes with two 1" InterLock (Weaver-Style) rings.
Style: Integral Fits: AR-15 Flat Top Material: Aluminum Notes:
Attaches and removes with no loss of zero
Compatible with all flat top ARs
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