Quick Release 30mm Rings - High Silver Calipers & Bullet Measuring Manufacture ID: 1121418

Manufacture ID: 1121418

- Caliber: 450 Marlin Mag

Manufacture ID: HCA-119

- Fits: Smith & Wesson J-Frame

Detachable Top Mount Base - 61S

Quick Release 30mm Rings - High Silver Calipers & Bullet Measuring Manufacture ID: 1121418Quick Release 30mm Rings High Silver Manufacture ID: 57527 Mark 4 Rings take mounting to an entirely new level. Machined from solid steel, this mounting system is one of the strongest available. Designed with long range shooters in mind, this system will ensure that your scope won't shift under the severe recoil some rifles dish out. Specifications: Ring Style: Mark 4 Picatinny Style Ring Diameter: 1" Height: High Material: Steel Finish: Silver