Scope rings have the function of adjustable height.

It fits 11 mm standard Picatinny rails, and 30mm & 1-inch scopes.

The scope mount is made of 6061 aircraft-grade aluminum alloy by precision CNC machining(Tolerance: +/-0.01 mm), to ensure accuracy and durability. 

Details:

Model: Height Adjustable Picatinny/Dovetail Scope Rings

Net Weight(For 1 unit): 85 g

Center Height: 32 mm to 38 mm(1.26 in to 1.5 in) / 36mm to 42mm(1.42 in to 1.65 in)

Color: Black

Tube Fit: 25.4 mm/30 mm(1 in/1.18 in)

Rail Fit: 11 mm Standard Picatinny Rail

Material: 6061 Aircraft Grade Aluminum Alloy

Package Contains: 

2 x adjustable height Scope Rings

2 x 25.4mm Rings

2 x Wrench