134358 Model:No Quantity:1 piece(s) per pack Color:Black Material:Aluminum alloy Gun Type:G36 G36C Series Specification:Fits 20mm rail width Packing List:1 x Picatinny Rail Dimensions: 3.86 in x 0.83 in x 0.35 in (9.8 cm x 2.1 cm x 0.9 cm) Weight: 1.16 oz (33 g)