The Midwest Industries railed gas block is machined to same height as A-4 uppers and fits .750 diameter barrels.
-33%
MIDWEST UPPER HEIGHT RAILED GAS BLCK
$39.56 Save:$20.00(33%)
Description
$39.56 Save:$20.00(33%)
The Midwest Industries railed gas block is machined to same height as A-4 uppers and fits .750 diameter barrels.
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