Leupold 1-Piece Backcountry Cross-Slot Picatinny/Weaver Rail Kimber 8400 WSM Matte

Leupold BackCountry cross-slot bases are machined from 7075-T6 aircraft-grade aluminum for lightweight rugged performance. Fits both Picatinny and Weaver-style rings. Available with zero elevation or 20-MOA for long-range shooting.