This Kriss MagEx2 is a magazines extension kit for people who already have Glock 21 magazines that wish to make them a full 30 round capacity for their Vector Kriss firearm. This extension gives you 17 additional rounds of capacity and comes with the extension sleeve and magazine tube, enough to upgrade one existing Glock 21 magazine. The Glock 21 magazine is NOT included.

Kriss Vector Magazine Extension Kit 2 Specifications and Features:
Manufacturers Number KVA-MX2K45BL00
Vector Magazines Extension Kit
45 ACP
Glock 21
Plus 17 Round Capacity
Total round count 30
Magazine Extension
Spring
Matte Black