The Spuhr Hunting Series 30mm H21mm/0.83" SAKO Interface Scope Rings HS30-21D are perfect for hunters who need a versatile and durable mounting solution. These rings feature a robust design that ensures your scope remains securely in place. Constructed from high-quality materials, they offer exceptional stability and longevity. The dual Spuhr Interface top covers allow for the attachment of various accessories, enhancing the functionality of your setup. With a height of 21mm (0.83"), these rings are compatible with SAKO OptiLock bases, making them suitable for a wide range of rifles. Spuhr Hunting Series 30mm H21mm/0.83" SAKO Interface Scope Rings HS30-21D