Adjustable rear sight for SP-01 Shadow / Shadow 2 / Kadet adapters

Adjustable rear sight for SP-01 Shadow / Shadow 2 / Kadet adapters (SP-01 Shadow, Shadow 2, P-07/09 in caliber .22LR)

Recommended height of front sight to this rear sight is 7,5mm for SP-01 Shadow / Shadow 2

and 6,75mm for Kadet adapters (SP-01 Shadow, Shadow 2, P-07/09) 

This rear sight reguire the adjustment and installation by the gunsmith