The Lyman 40011 Black Nitride Stainless Steel 1/2"x28 Threads Compatible w/ SureFire X300U-A Series is a purpose-built light-mounted accessory designed to interface securely with the SureFire X300U-A series. Precision machined from stainless steel and treated with a black nitride finish, it offers a durable mounting solution with a clean, low-profile form factor.

This model is ideal for shooters who want a dependable way to integrate a SureFire X300U-A style light with their compatible platform while maintaining a streamlined setup. Its threaded 1/2"x28 interface and robust construction make it well suited for range use, training, and general-purpose shooting setups where consistency and repeatable alignment matter. Lyman’s long-standing reputation for quality machining and thoughtful firearm accessories is reflected in the fit and finish of this mount.

• Manufacturer: Lyman
• Model: 40011
• Unique Features: Black nitride stainless steel construction, 1/2"x28 threaded interface, compatible with SureFire X300U-A series