Weaver Base #418S CVA Round Receiver Silver

The Weaver Base #418S is a top-mount base designed for CVA round-receiver and similar traditional muzzleloader receivers. Machined from aluminum to tight tolerances and finished in a silver matte, it provides a Weaver-style cross-lock interface for compatible rings. This base is engineered to secure rings and mounted optics with a low-profile footprint suitable for field use on muzzleloaders. Rings are not included with the base.

Key Specifications

• The material is ALUMINUM.
• The finish is SILVER MATTE.
• The application designation is #418.
• The style is WEAVER.
• The mount type is To Receiver.
• The listed gun type is Muzzleloader.
• The overall dimension is 0.85 x 1.20 x 3.45.
• The height is 0.8500.
• The width is 1.2000.
• The length is 3.4500.

Well-suited for mounting optics on traditional muzzleloaders, the Weaver #418S base offers straightforward compatibility with Weaver-style rings and a durable machined-aluminum construction. Its silver matte finish and precise machining provide a stable, low-profile platform for secure optic mounting in field and range applications.