Aluminum Alloy Bracket Mount with Hex Wrench for M4R1S Gun (30MM-Caliber)

- Solid construction, aluminum alloy shell - Caliber: 30mm - Available for M4R1S and other short guns - Easy installation - Comes with a wrench Dimensions: 2.36 in x 1.77 in x 1.77 in (6.0 cm x 4.5 cm x 4.5 cm) Weight: 3.88 oz (110 g)