1 inch heavy duty riser rail,5.7" length 30mm WEAVER FLAT SEE-THRU Weaver/Picatinny TOP RIFLE SCOPE MOUNT RISER BASE
1.New Gen. Style Riser Mount with See-thru Design

2. Attches to Flattop weaver rails to raise the sight by 30.0mm.

3. Clever retention thumb nuts and locking plate for easy and quick installation.

4.Has 14 slots to adjust for proper scope position.

It features a "See Through" Design allowing you to look under the mount. Riser is made of High Quality Aircraft grade
Precision Made from Aircraft Aluminum with Matte Black Anodizing 

1 inch Saddle Height with See-through Design.

Specifications:

Fit Weaver/Picatinny Rails

Length:5.7"
Width: 1.75 inch
Height: 1.2 inch

Material:High Quality Aluminum

Color:Matte Black