Hawkins Precision 35mm Heavy Tactical Scope Rings 1.15in Black. They are made in specialized factories out of single billet 6061 aluminum and feature a six screw cap design for added reliability. The Heavy Tactical rings come standard with an offset anti-cant bubble level top picatinny accessory rail and a hard anodized finish. All heavy tactical scope rings come in 34mm 35mm and 36mm diameter. Specifications for Hawkins Precision 35mm Heavy Tactical Scope Rings: Manufacturer: Hawkins Precision Finish: Hard Anodized Tube Diameter: 35 mm Gun Model: Universal Ring Type: Scope Mount Fabric/Material: 6061 Aluminum Condition: New Color: Black Mount Type: Picatinny Country of Origin: USA Attachment Type: Picatinny Features of Hawkins Precision 35mm Heavy Tactical Scope Rings Heavy Duty Picatinny Scope Rings with forward accessory picatinny rail and integrated offset level Package Contents: Hawkins Precision 35mm Heavy Tactical Scope Rings Hawkins Precision 913-0003: 35mm Heavy Tactical Scope Rings 1.15in Black