Weaver 1in Grand Slam Steel Rings .22 Style High Nickel. The rings are machined from Weaver's proprietary Orbitite steel and are guaranteed for life against breakage and yielding. Weaver Grand Slam Rings may be single-handedly removed with the patented Jaws of Life grip. They will not crack chip or break. And unlike soft inserts these ring will not transfer any of the clamping pressure to the front of the scope. Weaver Grand Slam Rings come in black not red. Specifications for Weaver Grand Slam Steel .22 Rings: Manufacturer: Weaver Tube Diameter: 1 in Condition: New Features of Weaver Grand Slam Steel .22 Rings Solid Steel Construction Designed Specifically for 3/8" Rimfire Dovetail Package Contents: Weaver Grand Slam Steel .22 Rings