Weaver Top Mount Base #401 — S&W 29/629, Taurus L/K/N

The Weaver Classic Top Mount Aluminum Base #401 is a one-piece scope base machined for factory-drilled Smith & Wesson and Taurus revolvers. Constructed from high-strength aluminum with a gloss black finish, it provides a rigid mounting platform and is made for use with Weaver-style rings. Installation requires removal of the rear sight and a revolver frame that is factory drilled and tapped.

Key Specifications

• The base is made from ALUMINUM.
• Finish is BLACK GLOSS.
• Designed for factory-drilled Smith & Wesson and Taurus revolvers.
• Product type is a 1-Piece Base.
• Accepts Weaver-style rings.
• Rings included: No.
• Listed dimensions are 0.55 x 3.25 x 6.50.
• Listed weight is 0.12.
• Mount style is Top Mount.
• Model identifier is #401.

The Weaver #401 top-mount base offers a straightforward, durable solution for mounting optics on compatible revolvers. Its one-piece design and precise machining deliver a stable, low-profile platform for Weaver-style rings, making it suitable for users seeking a reliable sighting foundation without unnecessary complexity.