2" x 8", 18 Gauge, Triple Double Shear Face Mount Joist Hanger, Designed To Provide Support Underneath The Joist, Rafter Or Beam To Provide A Strong A Connection, Connection Between A Joist & Header, Speed Prongs For Fast & Easy Installation, Angled Joist Nailing Easier In Tight Spaces, ZMAX Galvanized Offers Extra Corrosion Resistance For Exterior & Treated Wood Applications, Install With 16D Common Nails.