Home / Accessory-Flash Hiders / SureFire PROCOMP MB 5.56MM 1/2X28 View cart “Yankee Hill Machine Company SHORT SRX FLASH HIDER 11/16-24” has been added to your cart. Sale! SureFire PROCOMP MB 5.56MM 1/2X28$9900 $9834 Out of stock SKU: PROCOMP-556-1/2-28 Category: Accessory-Flash Hiders Product ID: 55216 Description Description Related products Sale! SureFire 3-PRONG FH 7.62MM 5/8X24 $9900 $9834 Yankee Hill Machine Company FLASH HIDER PHANT 5.56 W/TEETH $3695 SureFire TRI-LUG QD 1/2X36 RYDER MOUNT $6900 Yankee Hill Machine Company FLASH HIDER PHANT 5.56 SMOOTH $3695