Warne Vapor V4001M 1-Piece MSR Mount | 1 in

The Warne Vapor V4001M is a one-piece cantilever MSR scope mount engineered for AR-style rifles with Picatinny rails and 1 inch tube optics. It is constructed from aluminum with a matte black finish and provides an ultra-high mounting position listed as 1.40″ to match typical factory iron sight height. The Vapor line is described as a lightweight, economical mounting solution with a lifetime warranty and U.S. manufacture.

Typical uses include mounting a low-power variable optic on an AR-15/MSR platform for range work or competition where additional eye relief is needed, and use with 1″-tube scopes that require an elevated sightline.

Product Specifications

• The manufacturer part number is V4001M.
• The UPC is 656813107230.
• The mount type is a one-piece cantilever design for MSR/AR-style rails.
• The tube size is 1″ and is intended for scopes with a 1 inch tube diameter.
• The material is aluminum for a balance of strength and reduced weight.
• The finish is black-matte.
• The mount height is listed as 1.40″ (ultra-high) to align optic height with factory iron sights.
• The mount is designed to fit Picatinny and Weaver cross-slot style rails and Warne bases.
• The product style is 1 Piece MSR.
• The rings included are listed as Yes.
• The number of pieces is 1.
• The ring height is described as Ultra High.
• The dimensions are listed as 2.10 x 6.20 x 6.40.
• The weight is listed as 0.46.
• The design is described as made in USA and backed by a lifetime warranty.

The Vapor V4001M is a straightforward, purpose-built mount that delivers elevated optic height and the forward reach needed for many modern low-power optics. Its one-piece construction and aluminum build make it a practical option for shooters who want a durable, US-made mounting solution for 1″-tube scopes on AR-style platforms.

Users have reported its field-proven performance, and some reviewers have described it as “the best US-made AR-15 scope mount on the market.”