Ghost-Ring Shotgun sights provide increased accuracy at extended ranges and fast sight acquisition up close. Shot Rail Anodized aluminum Compatible with Weaver or Picatinny rings Drop on installation (if holes are drilled & tapped into receiver) Ghost Ring Rear Sight Precision machined from stress proof steel Elevation & windage adjustment White Stripe Front Sight Precision machined from stress proof steel White Stripe Post provides high visibility in bright light to low light conditions Standard Dot Front Precision machined from stress proof steel White Standard Dot provides high visibility in bright light to low light conditions Big Dot Tritium Front Sight Precision machined from stress proof steel Trijicon Tritium vials Big Dot Tritium front sight provides high visibility in all lighting conditions Standard Dot Tritium Front Sight Precision machined from stress proof steel Trijicon Tritium vials Standard Dot Tritium front sight provides high visibility in all lighting conditions Standard Dot Banded Front Minimal-to-No gunsmithing required Best way to upgrade to rifle sights without having to solder on a ramp and refinish the barrel Adjustable elevation blade to account for variation between shotguns and ammunitio Does not fit on Heavy Barrel, only barrels with diameter 0.840" - 0.860" Standard Dot Tritium Banded Front Trijicon Tritium night sight upgrade Minimal-to-No gunsmithing required Best way to upgrade to rifle sights without having to solder on a ramp and refinish the barrel Adjustable elevation blade to account for variation between shotguns and ammunition Does not fit on Heavy Barrel, only barrels with diameter 0.840" - 0.860"