Shop All | Muzzle Devices | Mounts | Plan "H" - Double Port Brake from $85.00 Plan "H" - Closed Tine Flash Hider from $85.00 Plan "H" - 3 Prong Flash Hider from $85.00 Plan "H" - Radial Brake from $75.00 Plan H - Standard from $75.00 Plan H - Extended from $85.00 Plan H - Flush Fit from $75.00 Plan H - Recessed from $85.00