Surefire 4-Prong Flash Hider, 223 Remington/556NATO, 1/2 x 28 RH Thread Pitch, Black FH556RC-1/2-28 Available to order on-line. Ships in 5-14 days $169.00
Surefire WARCOMP SPORT, Flash Hider, 223 Remington/556NATO, 1/2X28, DLC Finish, Black WARCOMP-SPORT-556-1-2-28 Available to order on-line. Ships in 5-14 days $99.00