New for November 2022, the Griffin Armament DUAL-LOK PSR (OTB) 5™ is now available and could be your ideal suppressor for 5.56 carbines. The DUAL-LOK PSR (OTB) 5 tames AR15 muzzle blasts, drastically reducing sound and flash.

You’ll optimize your shooting experience with the new ECO-FLOW™ baffles: this innovative baffle architecture directs built-up gasses through the silencer instead of into your face. Your rifle will require less tuning and run more reliably with Eco-Flow, which allows you to stay at the range with fewer interruptions. If you’re looking for the best suppressor for hog hunting, the Griffin Dual-Lok 5 is an awesome AR suppressor that is ideal for a high rate of fire.

Engineered in Watertown, Wisconsin, the Griffin Armament DUAL-LOK PSR (OTB) 5, is a purpose-built 5.56 suppressor designed with the shooter in mind. The DUAL-LOK PSR 5 is machined from 17-4 stainless steel and 718 Inconel, making this incredibly durable. You can shoot confidently knowing the suppressor will handle intense firing schedules: it’s even full auto rated. The tubeless design, which Griffin began utilizing in 2010, keeps the DUAL-LOK PSR 5 incredibly light: it weighs only 14.9oz. at 8.4”. 

The DUAL-LOK PSR (OTB) 5 got its name from the DUAL-LOK mounting system. What is Griffin Armament DUAL-LOK? The DUAL-LOK mounting system features an acme thread to firmly affix the suppressor, it also utilizes a locking collar for added security. The DUAL-LOK mounts on a precision-machined taper, providing accuracy and repeatable results with minimal Point of Impact (POI) shift: zeroing your rifle is one and done. The locking collar interfaces with the muzzle device’s anti-rotation grooves with 3 locking splines, guaranteeing your suppressor will stay secured. The DUAL-LOK mounting system has no wear points, so you will not have to disassemble or maintain the system.

Griffin Armament has your back; the DUAL-LOK PSR (PTR) 5 is protected by Griffin’s PERPETUAL lifetime warranty. No warranty card or registration required, if your suppressor fails under normal use, Griffin will repair or replace the silencer. The Dual-Lok PSR (PTR) 5 is a 5.56 silencer that provides the ideal balance of sound suppression, flash reduction, and minimizing back pressure.

*Host Firearm Barrel Requirements : 1.95" rear of the thread shoulder needs to be .775" OD or smaller in order to provide clearance for interfacing.  The tool used to cut this step if applicable should have a .016" corner radius or smaller, or the corner radius should be compensated for by adding length to the 1.95" step. *

Technical Specifications

• Weight: 14.9oz
• Length: 8.4"
• Diameter: 1.5"
• Materials: 17-4 stainless steel & 718 Inconel
• Finish: Cerakote
• Attachment: DUAL-LOK mounting system

What’s in the Box

• DUAL-LOK™ PSR (OTB) 5, 5.56mm Suppressor
• PSR DUAL-LOK™ 2 Port Muzzle Brake 1/2x28
• Owner's Manual