CZ 457 Picatinny rail | left hand dovetail scope rings Recoil spring 12 lbs –

Recoil spring 12 lbs – blue

Each spring is color coded for easy identification

and with the help of hex key (included) you will be able to push the rear sight to sides

Stronger recoil spring designed to provide smoother recoil impulse and improved shooting behavior

Package includes high strength screw M4 and 3mm hex key for installation

CZ 457 Picatinny rail | left hand dovetail scope rings Recoil spring 12 lbs –Picatinny rail [scope base] for installation of scope rings with Picatinny interface. Full list of compatible CZ models is below. Specification original JK N product made of steel made in Czech republic screws included Torque 2 2. 5 Nm