Otter Creek Labs OPS AE Flash Hider Features The Otter Creek Labs OPS AE Flash Hider is machined from H900 heat treated 17-4 steel a stainless alloy chosen for its strength and resistance to the heat and stress generated at the muzzle. The black nitride finish adds further corrosion resistance and wear protection helping the device hold up to repeated firing cycles without degrading. Wrench flats are built into the design to make installation and removal straightforward with a standard wrench avoiding the need for specialty tools. A pre-drilled hole is included to support pin and weld installations in states or configurations where a fixed non-detachable muzzle device is required. Compatibility with the Ops Inc 12th model AEM5 and OCM5 mounting systems means this flash hider doubles as a mounting point for a compatible suppressor giving shooters a clear upgrade path. Threaded 5/8x24 it fits the common thread pattern found on many .308 class and similar caliber rifles. As a flash hider its primary job is to disrupt and disperse muzzle flash helping preserve the shooter s night vision during low light engagements. For shooters who want a durable suppressor-ready flash hider built from quality heat treated steel the Otter Creek Labs OPS AE is a dependable choice. Otter Creek Labs OPS AE Flash Hider Specifications Manufacturer: Otter Creek Labs Model: OPS AE Flash Hider Color: Black Nitride Material: Stainless Steel Thread Pattern: 5/8x24 Compatible Hosts: Ops Inc 12th Model AEM5 OCM5 Available At: GrabAGun