Steel Picatinny Rail Even SCRA-07A

Full Steel, Can Do Any Length, 19 Slots, Even Bottom, Without Matte Finish

Length: 20cm (7.9 inch)
Weight: 250g (8.8 ounce)
Height: 8.0mm (0.3 inch)
Material:#45 Steel, S45C, 1045
Finish:N/A
Flat 21mm 1913 picatinny rail with curved bottom
Before doing your required finish, you need to simly clean the rail by some machine oil