Multi-Slot Bases Enhance your firearm's versatility with Weaver's Multi-Slot Bases. Engineered for toughness and functionality, these one-piece bases are crafted from lightweight aluminum to endure even the most powerful recoil. Their multi-slot design provides flexibility, accommodating various optics such as scopes, red dots, and laser sights while ensuring optimal eye relief. Fully compatible with all Weaver Top Mount Rings, these bases offer a reliable and secure mounting solution. Key Features: Versatile Mounting Options: One-piece multi-slot design supports scopes, red dots, and laser optics for ultimate flexibility. Reliable Compatibility: Cross-lock channel accepts all Weaver cross-lock rings for a secure fit. Durable Construction: Lightweight aluminum built to withstand even the harshest recoil. Proudly Made in the USA: Expertly crafted for superior quality and performance. Weaver Recommended Torque Specs 6-48 Screws: 15 in lbs 8-40 Screws: 18 in lbs Instruction Manual