Overview Reviews Product Description This polymer magazine case comes with an internal tensioning device to retain magazine in place. Accommodates belt widths from 1 to 1-3/4. Fits double stack 9mm or .40 caliber metal or polymer magazines. Product Videos Custom Field Product Reviews Write a Review Write a Review × Uncle Mike's Double Row Double Magazine Case Rating * Select Rating 1 star (worst) 2 stars 3 stars (average) 4 stars 5 stars (best) Name Email * Review Subject * Comments *