Mec-Gar Plus-2 Adapter Set for Glock 9mm Magazines

Mec-Gar Plus-2 Magazine Capacity Adapter

This replacement floorplate set is engineered to increase the round capacity of select Mec-Gar magazines for full-size Glock pistols chambered in 9mm Luger. The system adds two additional rounds to compatible magazines, giving you more firepower without changing your carry platform.

What's Included

• Polymer "Plus-2" magazine extender
• Phosphate steel locking plate (heat-treated for durability)
• Type D music wire spring
• High-visibility green polymer follower

Compatibility

This adapter set is designed exclusively for Mec-Gar magazines and will only function with the following models:

• Mec-Gar Glock 17 9mm 18-round magazine (MGG171800A) — adds 2 rounds
• Mec-Gar Glock 19 9mm 18-round magazine (MGG191800A) — adds 2 rounds
• Mec-Gar Glock 17 9mm 10-round magazine (MGG171000A) — not compatible for capacity increase

Quality Construction

Mec-Gar's reputation for precision manufacturing extends to this adapter system. The heat-treated steel locking plate ensures reliable retention, while the music wire spring provides consistent feeding characteristics. The high-visibility green follower aids in quick visual confirmation of magazine status during operation.

Verify your magazine model number before ordering to ensure compatibility.