Leupold"s STD 70 Long Range RH-LA One-Piece Mounting Base is designed to receive their STD-style rings. They"re machined out of solid steel to ensure a rock-solid mount to your receiver, and a lifetime of use.

One-piece bases provide maximum rigidity and stability for your mounting system. Additionally, this is a long-range base with a forward cant that enhances your riflescope"s ability to sight out to great distances.