Excalibur's 30mm Weaver base type scope rings are made from tough, lightweight aluminum and are anodized to a flat, non reflective finish. They are strong enough to withstand the heaviest recoil without moving or changing point of impact.

EXCALIBUR - Ever since we began Excalibur in 1983, it's been our aim to help crossbow hunters to enjoy their sport by providing them with the very finest in equipment and service; We would welcome the opportunity to introduce you to the exciting new dimensions. EASY INSTALLATION - Install your hunting crossbow scope easily in minutes with 30 mm scope mount rings; All you need are regular instruments that everyone owns: a flat screwdriver and an Allen wrench; Be sure, the process is intuitive and clear. COMPATIBILITY - These versatile ringmounts for crossbow scope are constructed to fit scope models: Overwatch, Tact-Zone, Tact-100 and Twighlight DLX; Excalibur's archery gear is known for its durability, versatility, and changeability. GREAT PERFORMANCE - These Excalibur aluminum mount rings are strong enough to withstand the heaviest use without moving or changing the point of impact; Be sure, Crossbow Hunting with Excalibur equipment provides the utmost performance and durability. HIGH QUALITY MATERIAL - Excalibur's 30 mm scope rings have a weaver base type and are made from tough, lightweight aluminum for longstanding use; These rings also are anodized to a flat, non-reflective finish.

Night vision: No. Mounting Type: Dovetail Mount. Compatible Devices: Cross Bow. Objective Lens Diameter: 30 months. Material: Aluminum. Item Weight: 0.1 Pounds. Sport Type: Excalibur. Item Dimensions LxWxH: 5 x 5 x 1 inches. Color: Black. Brand: EXCALIBUR CROSSBOW. Date First Available: September 2, 2011. Best Sellers Rank: #615,008 in Sports & Outdoors. Customer Reviews: 4.6 out of 5 stars 87 ratings 4.6 out of 5 stars. : B005J2JQCM. Size: ?30mm. Included Components: ?30mm Scope Rings, 7/8" Dove Tail. Part Number: ?1967. Manufacturer: ?Excalibur Crossbow. Suggested Users: ?". Model Name: ?1967. Warranty Description: ?See manufacturer. Brand Name: ?EXCALIBUR CROSSBOW. Package Weight: ?0.45 Pounds. Item Package Dimensions L x W x H: ?4.6 x 2.5 x 0.7 inches. Team Name: ?N/a. League: ?N/a. Night vision: ?No. Mounting Type: ?Dovetail Mount. Compatible Devices: ?Cross Bow. Objective Lens Diameter: ?30 months. Material: ?Aluminum. Item Weight: ?0.1 Pounds. Sport Type: ?Excalibur. Item Dimensions LxWxH: ?5 x 5 x 1 inches. Color: ?Black. Brand: ?EXCALIBUR CROSSBOW.