Rival Arms Mag Baseplate for Glock 9mm/.357 Sig/.40 S&W

The Rival Arms Magazine Base Plate is a purpose-built replacement floorplate for Glock magazines, offered in a black anodized aluminum finish. It adds mass to the bottom of the magazine to assist with quicker ejection and a more balanced handling feel. CNC machining and individual inspection are used in production to maintain consistency and reliability. Note: the product listing indicates incompatibility with Glock 36, 42, 43, and 48.

Key Specifications

• Compatible with Glock (except 36, 42, 43, 48) magazine bodies.
• Compatible calibers listed in the product name: 9mm / .357 Sig / .40 S&W.
• The finish is specified as Anodized.
• The material is specified as Aluminum.
• Manufacturing process: CNC machined for consistent fit and finish.
• The part functions to add weight to the magazine base for faster ejection and reduced felt recoil.
• Warranty is listed as a Limited Lifetime Warranty.
• Weight listed as 0.5 (unit not specified in source data).
• Shipping weight listed as 0.5 (unit not specified in source data).

This Rival Arms base plate is a straightforward, durable upgrade for Glock owners who want improved magazine handling and a more positive reload feel. Its CNC-machined aluminum construction and anodized finish provide a clean, serviceable enhancement that integrates with existing magazines to deliver reliable, repeatable performance in the field or on the range.