Warne 30mm PA Medium Matte Rings Black. Warne CNC machined these Riflescope Rings from sintered steel for maximum strength and reliable clamping with every use. These Warne 30mm Fixed PA Scope Rings feature square permanently installed recoil keys that ensure positive engagement of the rings to the base. The STANAG 4694 interface allows for a more efficient return to zero while also enhancing each ring's rigidity. Equip these Warne Maxima Horizontal 30mm Matte Rings to your Picatinny or Weaver style base to mount your scope without worry. Specifications for Warne 30mm Fixed PA Rifle Scope Rings: Manufacturer: Warne Finish: Matte Tube Diameter: 30 mm Ring Quantity: Pair Fabric/Material: Steel Condition: New Color: Black Features of Warne 30mm Fixed PA Rifle Scope Rings: CNC machined from sintered steel for superior strength and clamping benefits Square permanently installed recoil keys for positive engagement of ring to base Rings mount securely around scope using 4 Torx T-15 cap screws 2 screws for each clamp STANAG 4694 interface allows for better return to zero and rigidity Fits both Picatinny & Weaver style bases Package Contents: Warne 30mm Fixed PA Rifle Scope Rings Warne 514M: 30mm PA Medium Matte Rings Black