The Griffin Armament 3 Lug Adapter .45 .578x28 is purpose-built to let you run Griffin’s .45 caliber 3-lug interface on properly threaded pistol or carbine barrels. Machined from durable stainless steel and finished in a Melonite QPQ treatment, this compact adapter provides a secure, repeatable mounting point for compatible suppressors while maintaining a streamlined profile at the muzzle.

This model is specifically threaded .578x28 for .45 caliber hosts, making it an excellent choice for shooters who want fast on/off suppressor attachment without tools. Ideal for range use, training, and general recreational shooting, it helps simplify swapping a single suppressor across multiple .45 caliber firearms that share the same thread pattern. Griffin Armament’s attention to detail and proven engineering are evident in the precise fit and robust construction of this adapter.

Key Features:

• Manufacturer: Griffin Armament
• Model: 3L57828 3 Lug Adapter .45 .578x28
• Caliber: .45
• Material: Stainless Steel
• Finish: Melonite QPQ
• Thread Pattern: .578x28
• Type: 3 Lug Barrel Adapter