Designed for long distance precision shooting and hunting applications, the ZEISS Precision Scope Rings feature an integrated anti-cant bubble level for easy, level scope mounting and level aiming. Machined from 7075-T6 aluminum with a hard anodized finish, these scope rings offer superior durability and reliabilityeven in harsh, unforgiving environments. A bottom recoil lug, coupled with type 303 stainless steel top cap screws and durable Torx driver bits, ensures maximum stability and alignment, promising a reliable zero under heavy recoil. 7075-T6 aluminum construction Integrated bubble level Type III hard anodized finish Bottom recoil lug for stability and strength Type 303 stainless steel top cap screws T15 and T25 Torx driver bits Micro-radiused for non-marring finish Compact and lightweight