LPA Tritium Night Front Sight Ramp Rib Style Black. This Tritium Front Sight from LPA is built with a lightweight aluminum body with a nitrogen-filled and nitrogen-filled rib that is so accurate you won't even know you're carrying it. The front LPA Sight Base is made with a unique adapter that allows you to convert your pistol from a rear to front sight. Simply unscrew the existing front sight to install the new LPA Front Shotgun Ramp Sight - Screw-In. When you need a great advantage in the field choose the LPA Ramp Sight Set for Front - Screw-In. Specifications for LPA Front Shotgun Ramped Tritium Sights - Screw-in: Manufacturer: LPA Illumination Type: Tritium Gun Make: Ithaca Winchester Benelli Mossberg Browning Beretta Attachment Type: Screw Color: Black Package Contents: LPA Front Shotgun Ramped Tritium Sights - Screw-in LPA SG7+M1T: Tritium Night Front Sight Ramp Rib Style Black