Our MDT Premier Lightweight Scope Rings are prefect for hunters or where weight matters. The MDT Elite Scope Rings offer versatility and strength for competitive shooters. The One-Pice Scope Mount is great for competitive shooters who need weight and rigidity. Depending on the model, we have a mounting solution for 1-inch, 30mm, 34 mm, and 35mm rifle scopes. MDT Precision Scope Rings are designed and manufactured to STANAG 4694 specification, also known as "NATO spec."