Precision-machined to ensure accurate, repeatable click adjustments for windage and elevation. No fitting required. Uses factory dovetail and locks in place with two set screws. Made of steel. Rear sight notch width is 0.110".
Please note that rear sight height differs between our LLV and factory Ruger uppers so be sure to order the correct item.
Fits: Ruger Mark II, III, IV with Bull Barrel (0.875" OD)
Does NOT fit: Volquartsen LLV uppers and Ruger 22/45 (rear sight height is different).