Compatible with any plate carrier with hook and loop surfaces including the K-Zero Plate Carrier, the Sub-Zero Plate Carrier and the K19 Plate Carrier (2.0 and 3.0  versions).  The K19 will require the MOLLE back flap adapter to be compatible.

• Patented feature allows you to switch between velcro flaps, quick release buckles or  FirstSpear Tubes® quickly and easily, on both sides. 
• Each side features three versatile cells that can securely hold 5.56 and 7.62 magazines and other gear such as radios, tourniquets, smoke grenades,  flashbangs and more. 
• Features two external MOLLE columns, so you can customize your setup exactly how you like. 
• One-Size Fits All