Not a good item for my purpose - NcSTAR Scope Ring - Ruger Ring 30mm / 1 inch Insert, High, Black RUB28

i had to send it back twice to get one that would hold a scope. the threads the first time were to short to hold and the second one stripped out with less then 10# of torque on the cap screws.

This review was written in the old system and had content requirements that are different than reviews written today.