The Griffin Armament 3-Lug Adapter (brand part no. 3L1236), 1/2×36 thread, is an HK-pattern adapter that works with any 3-lug suppressor built to that standard, including Griffin’s own 3-lug interface assemblies, made from Melonite QPQ-treated 17-4 PH stainless steel.

Key Specifications

• 1/2×36 thread, HK 3-lug pattern.
• 17-4 PH stainless steel, Melonite QPQ treated.
• Compatible with any HK-pattern 3-lug suppressor.

Frequently Asked Questions

What suppressors does this fit? Any 3-lug suppressor built to the HK pattern standard.

What thread pitch is this? 1/2×36.

Buy the Griffin Armament 3-Lug Adapter, 1/2×36

Add this to your Class 3 parts and accessories lineup, shipped from our Lubbock, Texas gun shop.