1.Top flat picatinny rails, other three sides key hole cutout
2.Overall Length: 195mm (7.7 inch)
3.Weight (net): 275g (9.7 ounce)
4.Inside Dia 46mm (1.8 inch)
5.Lower rail style with CNC procedure
6.One piece style more accurate
7.Upper rail is extended over the barrel nut for a 'no-gap' monolithic look
8.Light weight in precision
9.Easy and quick installation
10.High quality aluminum alloy in durable black matte finish
11.With tools, 2 pcs 2" detachable picatinny rails and gift box
12.Shock proof can be used on real fire caliber
