LPA Front Shotgun Sight - Clamp-On Band - White Dot Tall Black. .. with barrel diameters ranging from .819in to .842in ( 2080 mm to 2140 mm) for standard shotguns and .858in to .882in (2180 mm to 2240 mm) for heavier gauges. Preferred to us with SKU BAR11W Specifications for LPA Front Shotgun Tall Ramped Sights - Clamp-on: Manufacturer: LPA Front Sight Color: White Dot Color: Black Attachment Type: Clamp Gun Make: Ithaca Winchester Benelli Mossberg Browning Beretta Gun Type: Shotgun Package Contents: LPA Front Shotgun Tall Ramped Sights - Clamp-on LPA SG6+M1B: LPA Front Shotgun Sight - Clamp-On Band - White Dot Tall Black