?Aluminum Alloy                                            <strong>Package weight:</strong> 0.086 kg <br />             <strong>Product size (L x W x H):</strong> 5.0 x 4.8 x 1.4 cm / 1.97 x 1.89 x 0.55 inches <br />             <strong>Package size (L x W x H):</strong> 6.0 x 6.0 x 3.0 cm / 2.36 x 2.36 x 1.18 inches                               <strong>Package contents:</strong> 1 x RP - 20 QR Quick Release Assembly Plate