Product DescriptionThe Truglo Long Bead front sight is a CNC-machined metal bead replacement designed to upgrade visibility on vent-rib shotguns. Its bright green fiber-optic rod measures 0.078 inches in diameter and 0.50 inches in length, delivering fast sight acquisition in a durable, low-profile package. This 3 mm threaded model is made for shotguns using a 3 mm vent-rib bead post.Product Highlights CNC-machined metal housing with a tough black finish for durability High-visibility green fiber optic (0.078 in diameter x 0.50 in length) 3 mm threaded bead replacement compatible with many vent-rib shotguns Long Bead design enhances target acquisition without adding bulk Trusted, industry-favorite upgrade over factory bead sights Specs Sight Type: Front fiber optic shotgun bead replacement Series: Long Bead, Universal Color: Green fiber optic, black frame Material: CNC-machined metal/steel frame Fiber-Optic Diameter: 0.078 inches (approx. 1.98 mm) Fiber Length: 0.50 inches (12.7 mm) Thread Size: 3 mm For Use With: Shotguns with a 3 mm vent rib bead post Brand: Truglo MPN: TG947EGM UPC: 788130491638 Disclaimer: We strive to provide accurate and up-to-date product descriptions, specifications, and images; however, errors or omissions may occasionally occur. We are not responsible for any inaccuracies or discrepancies in the content provided. If you notice anything incorrect or unclear, please contact us so we can correct it. When in doubt, we recommend verifying details directly with the product&';s manufacturer.