Riflespeed Gas Control .875in Assembly Block RS8721 AR15/AR10

Riflespeed Gas Control .875in Assembly Block RS8721 AR15/AR10. RIFLESPEED Gas Controls are durable and proven to perform through tens of thousands of rounds of ammunition spent in developmental and destructive testing. Gas Controls from RIFLESPEED are the ultimate solution to the problems of operating hard-use carbines in varying conditions configurations and environments. Specifications for Riflespeed Gas Control .875in Assembly Block: Manufacturer: Riflespeed Color: Black Coating: QPQ Gas Block Journal Size-Diameter: .875 in Caliber: 6.5mm Grendel 7.62x51mm NATO 5.56x45mm NATO .300 AAC Blackout 6.8mm Remington SPC .308 Winchester .223 Remington Condition: New Finish: Nitride Features of Riflespeed Gas Control .875in Assembly Block Tool-free adjustment Distinct numbered settings for easy status identification and repeatability Multiple lengths available for use even while tucked under extended handguards Modular design allows user-level configuration and maintenance Rotation limited to avoid possibility of unintentional disassembly Works with .223 Remington/5.56x45mm plus 300 AAC Blackout .308 Winchester/7.62 NATO 6.8 SPC 6.5 Grendel and all other cartridges No small springs No small detents No small screws No threads exposed to carbon Rotation of Block Knob is limited to avoid unintentional disassembly yet no tools are needed when disassembly is required Package Contents: Riflespeed Gas Control .875in Assembly Block Riflespeed US0162: RS8721 Gas Control Assembly Black Nitride QPQ 0.875in Diameter 2.1in Length