These 30mm scope rings are an excellent choice for price-conscious shooters. Manufactured using T6 Aluminum and Aluminum Alloy to withstand brutal recoil and provide rock solid gripping power and protection with superior structural integrity. Like our riflescopes, these rings will provide you with extraordinary performance without sacrificing quality, accuracy or your bank account! Description: 30MM Low Weaver Style Rings Height: .81 inch Diameter: 30mm Overall: 1.69 inch Material: Aluminum Finish: Black Matte #Rings/Pkg: 2 #Set Screws: 1 #Lock Nuts: 2 Warranty: Manufacturer 1 Year Limited more info