Griffin Armament 3-Lug Adapter 13.5×1 LH 9mm Luger

Griffin Armament’s 3-Lug adapter provides an HK-pattern interface for 3-lug silencers and Griffin 3-lug assemblies. It is specified for 9mm Luger and designed to fit M13.5×1 left-hand threads. The adapter is produced from 17-4 stainless steel and finished in Black Melonite QPQ, offering a compact 1.43 inch profile.

Key Specifications

• The compatible caliber is 9mm Luger.
• The thread fit is 13.5×1 LH.
• The interface pattern is HK 3-lug.
• The material is 17-4 Stainless Steel.
• The finish is Black Melonite QPQ.
• The overall length is 1.43 inches.
• The product type is Adaptor.
• The model designation is 3-Lug.
• The subcategory is Muzzle Devices.
• The manufacturer description lists it as a 3 Lug Adapter.

Compact and built to a standard HK interface, this adapter delivers a simple, durable mounting solution for shooters who need a reliable way to attach 3-lug silencers to 9mm platforms. Its stainless construction and QPQ finish resist wear and maintain precise engagement with compatible 3-lug assemblies, making it a practical component for range, competition, or other lawful shooting applications.