Otter Creek OTB Flash Hider

Otter Creek Over-The-Barrel Flash Hider for AEM5/OCM5

The OCL OTB Flash Hider eliminates muzzle flash while minimizing overall length. This flash hider delivers the best of both worlds.  It offers effective flash suppression and a streamlined mounting solution for your OCM5, AEM5, or Ops Inc 12th model suppressor. Unlike traditional two-piece mounting systems, this integrated design adds minimal length to your rifle while providing rock-solid suppressor attachment.

Why Shooters Choose the OTB Flash Hider 

• One-Piece Simplicity: Integrated flash hider and mount eliminates the need for separate muzzle devices and locating collars

• Minimal Length Addition: Over-the-barrel design keeps your rifle compact and maneuverable

• Durability: H900 heat-treated 17-4 stainless steel construction withstands extreme conditions 

• Compatibility: Works with OCM5, AEM5, and Ops Inc 12th model suppressors

• Flash Suppression: Reduces muzzle signature for tactical and low-light shooting

Technical Specifications

• Material: H900 heat-treated 17-4 stainless steel

• Thread Pitch: 1/2x28 TPI

• Maximum Barrel OD: .75" or smaller

• Minimum Exposed Barrel: 2.05" from shoulder 

• Compatible Suppressors: Otter Creek OCM5, Allen Engineering AEM5, Ops Inc 12th Model

• Finish: Black nitride or raw heat treated

Installation Requirements

This flash hider requires a minimum of 2.05 inches of exposed barrel measured from the shoulder, with a maximum barrel outer diameter of .75 inches. The standard 1/2x28 thread pitch fits most AR-15 pattern rifles chambered in 5.56 NATO or .223 Remington.

The Capitol Armory Advantage

When you order from Capitol Armory, you get more than just products; you get expertise. Our team handles your ATF Form 4 paperwork and ships your approved suppressor directly to your door. No trips to dealers, no transfer fees, no hassle.