Made from hard-anodized (Mil Spec Type III), machined 6061 aluminum alloy, these 34 mm, standard scope rings from Badger Ordnance measure 1.0" to the center of the scope axis. Be sure to measure your rifle and scope to be certain of the minimum necessary scope ring height prior to making your purchase. Specifications: Available Badger Ordnance 34mm 4 & 4 Screws Steel Rings MPN Center Line Height Color 306-14 1.00" Standard Black 306-61 1.125" Medium Black 306-21 1.49" Ultra High Black Available Badger Ordnance 34mm 4 & 4 Screws Aluminum Rings MPN Center Line Height Color 306-140 1.00" Standard Black 306-63 1.125" Medium Black 306-27 1.275" High Black 306-54 1.375" Extra High Black Available Badger Ordnance 34mm 6 & 6 Screws Aluminum Rings MPN Center Line Height Color 306-78 1.00" Standard Black Available Badger Ordnance 34mm 6 & 4 Screws Steel USMC Rings MPN Center Line Height Color 306-75 1.00" Standard Black 306-76 1.49" Ultra High Black Downloads Badger Ordnance Catalog 2016 Download Badger Ordnance 34mm Scope Ring Standard (1.00") Aluminum 306-140