Tactical Airsoft Riflescope Sights 30mm Scope Mount with Spirit Bubble Level for 20mm Picatinny Weaver Rail Hunting Mount 

Fit for: 20mm Picatinny Weaver Rail 

Height: 62 mm

Center Height: 36 mm

Ring diameter: 30 mm( can be adjusted by adaptor)

Pachage include:

1x mount

1x wrench