Model:N/AQuantity:1 piece(s) per packColor:ColorMaterial:Aluminum alloySuitable Gun Type:Suitable for 20mm rail softairSpecification:Convert 20mm rail to 11mmPacking List:1 x 20mm to 11mm weaver adapterDimensions: 2.28 in x 1.54 in x 0.75 in (5.8 cm x 3.9 cm x 1.9 cm)Weight: 1.98 oz (56 g)<img src="http://112.74.112.28/down/products/205451/205451_000.jpg">