Mizugiwa 5-Slot QD Lever Mount Adaptor and Riser Medium Profile Black Most Versatile for Use as QD Riser Immediate Conversion of Any Non-QD Mount Accessories to QD Deploymentmmediate Conversion of Any Non-QD Mount Accessories to QD Deployment Sturdy and lightweight,Made from Aircraft Aluminum with Matte Anodizing Attaches and detaches quickly and easily via integrated quick release mechanism