IMI Defense QD Port OD Green. The QD port features alightweight and low profile polymer design. Specifications for IMI Defense QD Port: Manufacturer: IMI Defense Fabric/Material: Polymer Length: 0.98 in Weight: 25 g Finish: Matte Features of IMI Defense QD Port Made from high quality polymer compound Mounts to all 1913 Mil-Spec Picatinny rails Fits any push-button QD swivel Package Contents: IMI Defense QD Port IMI Defense 14231: QD Port OD Green