Description
This locknut is to be used as counter nut for clamping various compensators and muzzle brakes, especially for fixing them under different angles.
Technical data:
- Thread: M 13,5 x 1 LH
- Diameter: 20 mm, for flat wrench No. 18mm
- Width: 5 mm
- Weight: 6 g
- Material: hardened steel
- Surface finish: alkaline oxidized
