Centurion Arms Low Profile Tabbed Gas Block (.875)

Centurion Arms Low Profile Tabbed Gas Block (.875) Features: .875″ tabbed for compatibility with Centurion Arms barrels gas block alignment notch Includes two (2) Set Screw Weight .875″ –  1.2 oz *Does NOT come “pre-drilled” for pinning to barrel.* The Centurion Arms low profile gas block is the only one that Centurion Arms can guarantee to fit under the CMR Handguard. This is due to the CMR’s extreme low profile. Browse our barrel selection here