Our standard pouches use Malice Clips, WTF Straps, and Velcro One-Wrap weaved through the rear of the pouch for attachment to belts which is reliable and rugged. These pouches have One-Wrap which has been sewn into the body, which under duty or combat use may NOT BE AS SECURE as our standard pouches.
 
Inserts: 
Choose Glock inserts for Glock magazines only
Choose 2011 inserts for all other double-stack pistol mags
 
What Pistol Kywi insert should I get? - Esstac
 
Its a single pistol mounted on the horizontal
 
nuff said