CMMG 55DA3AC Low-Profile Chrome Moly Steel

.625" Low profile gas block, includes installation screws. Made of 4140 moly chrome. Replace your A2 site with this gas block or add a free float rail system to cover your gas block.

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Model:	Low-Profile
Size:	.625"
Type:	Gas Block
Model Fit:	Low Profile
Material:	Chrome Moly Steel