Leupold QR 30mm Medium Matte RingerDen store forskjellen mellom QR (Quick Release) og dual dovetail og STD systemet er QR systemets mulighet til å ta av og på kikkerten fra riflen uten at det påvirker presisjonen.Dette produktet anbefales til:42-45mm Objectiveswill almost always use MEDIUM rings in a given style. In certain instances, 45mm scopes may require HIGH rings.40mm Objectiveswill almost always have enough clearance with LOW rings in a given style, though MEDIUM rings will give slightly more clearance, particularly when using a barrel with a thicker shank portion or a heavier contour.28-36mm Objectiveswill almost always use LOW rings in a given style. Again, in certain instances of a heavy barrel or heavy shank portion of a custom barrel, MEDIUM rings may have to be used, but LOW rings will almost always suffice.VX-3L 56mm Riflescopeswill almost always use LOW rings, but in some instances, where there is a very pronounced barrel shank or relatively heavy barrel, they will use MEDIUM rings.