Tikka opti-lock ring mounts are precisely machined out of solid steel to ensure perfect mating with our integral receiver tapered scope mount rails and optimal scope alignment.Opti-lock ring mounts come packed in pairs all tools for assembly included in the box.Mount rings feature a patented spherical fastening ring which makes scope mounting considerably easier.This protective sleeve also ensures that the scope body will not be scratched or damaged during mounting.Type: Ring SetTube Diameter: 30mmHeight: Extra LowSize: 30mmFinish: BluedStyle: OptilockMaterial: SteelOne Or Two Piece: 2Mount Type: Opti-Lock Base