From the manufacturer:
This unique pouch is constructed from injection-molded polymer brackets, heavy-duty nylon and shock cord lacing to both expand and lock just about any magazine in place.
• Securely holds most rifle magazines
• Magazines deploy easily and silently on demand
• Also fits certain radios, flash bangs, and smoke grenades
• Strip of loop fastener sewn inside for additional contact and grip
Covered by HSGI’s® Lifetime Warranty. Made in the USA. HSGI® Clips included.
Dimensions: 3”L x 1”W x 5”H, .18 lbs
Metric: 7.62cm x 2.54cm x 12.7cm, 81.64 g