Monstrum Predator Series 7075-T6 Hard-Anodized Aluminum Scope Rings Picatinny Base 30 mm Medium Profile Black. Specifications for Monstrum Predator Series 7075-T6 Hard-Anodized Aluminum Scope Rings: Manufacturer: Monstrum Finish: MIL-STD 8625 Type III Hardcoat Anodize Ring Type: Scope Mount Fabric/Material: 7075-T6 Aluminum Color: Black Mount Type: Picatinny Gun Rail: Picatinny Package Contents: Monstrum Predator Series 7075-T6 Hard-Anodized Aluminum Scope Rings Stainless Steel Torx Mounting Hardware Monstrum ZR33M-B: Predator Series 7075-T6 Hard-Anodized Aluminum Scope Rings Picatinny Base 30 mm Medium Profile Black