Instapark Riflescope Mount for Magnum Airgun High Profile 1 inch 30mm One piece with Dual Rings Lock Down Multi-bolt 5 Screw Scope Mount with Stop Pin Multi-bolt clamping bar with 5 screws, for an increased shockproof clamping surface to spread bolt torque over a greater area, to ensure a secure fit; even under recoil when shooting Dual scope rings with four lug screws, for maximum solid holding power. Even after many rounds, your scope will not budge Perfect for mounting your scope for eye relief and maintaining a proper shooting position Aircraft grade aluminum alloy construction with a sleek black finish, that will look good Accommodates [1-inch / 30mm] rifle scope tubes