ASK AN EXPERTDescription
Made by Ruger for the best possible performance, the RUGER 4BO 1 in Medium Blue Offset Ring (90276) is absolutely flawless. This scope ring is a durable, well-crafted riflescope ring.
This model is designed to fit a scope with a one-inch scope tube diameter and a 42mm objective diameter and allows for rearward positioning of the scope.
