Rail Fit: 20 mm Standard Picatinny Rail. Model: Height Adjustable Picatinny/Dovetail Scope Rings. Scope rings have the function of adjustable height. 2 x adjustable height Scope Rings. The scope mount is made of 6061 aircraft-grade aluminum alloy by precision CNC machining(Tolerance: +/-0.01 mm), to ensure accuracy and durability.
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