Manticore Arms Shadow Flash Hider for Scorpion EVO Black 18mm. Three shorter straight prongs make the device more compact while still giving plenty of flash suppression for the 9mm cartridge. Six detent notches allow the muzzle device to thread down as much as possible and the device is marked "MA USA" to denote USA manufacture for 922r compliance. Specifications for Manticore Arms Shadow Flash Hider 18mm for Scorpion EVO: Manufacturer: Manticore Arms Color: Black Fabric/Material: 8620 steel with Rockwell 50C heat treat Gun Model: CZ Scorpion EVO 3 Length: 1.75 in Weight: 2 oz Additional Features: Threaded 18mm Condition: New Features of Manticore Arms Shadow Flash Hider 18mm for Scorpion EVO Material: 8620 steel with Rockwell 50C heat treat Finish: Black oxide Weight: 2.0 ounces Length:1.75 inches Package Contents: Manticore Arms Shadow Flash Hider 18mm for Scorpion EVO What firearm models does the manufacturer say Manticore Arms Shadow Flash Hider 18mm for Scorpion EVO is compatible with? The manufacturer says that Manticore Arms Shadow Flash Hider 18mm for Scorpion EVO is compatible with CZ Scorpion EVO 3Manticore Arms MA-14850: Shadow Flash Hider for Scorpion EVO Black 18mm