This unit adds capacity to Generation 4 & 5 Sub-Compact, Mid, and Full Size Glock high capacity magazines. This magazine extension replaces the original floor plate and internal locking plate and adds two rounds to a 9mm; two rounds to a 40SW and 357SIG, and one round to a 45GAP magazine.
Features:
- High Impact Polymer
- Increased Comfort and Control
- For High Capacity Metal Lined Glock Magazines
- Adds +2 9mm
- Adds +2 40S&W/.357Sig
- Adds +1 45GAP
MADE IN USA
This unit will not fit the 10mm or 45ACP models.