Precision Reflex 30mm Steel Rings w/ 20 MOA

These 30mm Steel XX High rings with Parkerized finish, the top caps are held in place with (4) #8-40 torx Drive screws, 1/2 clamp nut, from Center line of rear ring to the top of the base is 1.295inand the front is 1.326 with 3.7in between the rings. Rings come with spacer bar and Weight 8.96 ounces. Specifications for Precision Reflex 30mm Steel Rings w/ 20 MOA: Manufacturer: Precision Reflex Finish: Phosphate Ring Height: 1.34 in Tube Diameter: 30 mm Ring Quantity: Pair Fabric/Material: 1141 Steel Weight: 9.12 oz Color: Black Distance Between Rings: 3.7 in Mount Type: Rail Package Contents: Precision Reflex 30mm Steel Rings w/ 20 MOA