The CMMG AR 55DA3AC is a gas system part.
.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.
Specifications
- Brand: CMMG
- Color: Black
- Manufacturer Part #: 55DA3AC
- UPC: 815835012780
