The Spuhr Hunting Series 34mm H30mm/1.18" Picatinny Interface Scope Rings HP40-30D are engineered for hunters seeking versatility and robustness. These rings feature a 34mm tube diameter and a height of 30mm (1.18 inches), designed to fit seamlessly on Picatinny and Weaver bases. Unlike the HP40-30 model, the HP40-30D includes two Spuhr Interface top covers, providing additional options for accessory attachment. These rings are built to withstand harsh conditions and offer superior stability, ensuring your scope remains securely mounted during your hunting expeditions.