The Mec-Gar F42099SET Plus-2 Adapter Set Black Aluminum/polymer, Fits Mec-Gar Optimum Flush Magazines is a purpose-built magazine extension designed to boost capacity on select Mec-Gar Optimum Series flush-fitting magazines. This adapter set replaces the factory floorplate and inner base with a durable polycarbonate body and a heat-treated phosphate-steel locking plate, creating a secure, low-profile extension that maintains a clean factory-style look.

This Plus-2 adapter set is ideal for shooters who want a little extra capacity for range sessions, training, or competition while keeping their magazines compact and easy to handle. Because it is engineered specifically for compatible Mec-Gar Optimum Series magazines, it offers a precise fit and reliable performance when properly installed. Mec-Gar’s long-standing reputation for quality magazines and accessories is reflected in the thoughtful design and robust construction of this adapter set.

Key Features:

• Manufacturer: Mec-Gar
• Model: Plus-2 Adapter Set
• Product Type: Magazine Extension / Adapter Set
• Materials: Polycarbonate Body With Heat-Treated Phosphate-Steel Locking Plate
• Compatibility: Selected Mec-Gar Optimum Series Flush-Fitting Magazines
• Color: Black
• Capacity Increase: Adds 2 Rounds On Compatible Magazines