SIZE & COMPATIBILITY Each hinge comes with a 5/8" grommet, which perfectly fits the 5/8" door hinge pin. This specification ensures a secure fit with most door types, improving stability and safety. EASY INSTALLATION - These hinges are designed to be easy to install. First, place the hinge on a surface, mark the drilling point, and then use a drill to drill precise holes. They come pre-drilled with 2 holes and installed with screws or bolts (not included), which can adapt to various installation needs. PREMIUM CONSTRUCTION - These 8 inch J-bolt gate hinges are made of high quality stainless steel to ensure long-lasting durability in outdoor environments. Suitable for any fence gate, these hinges are durable and reliable. WIDE APPLICATION - These heavy-duty gate hinges are suitable for a variety of applications and are perfect for fence gates, farm gates, barn doors and more. They can be installed on a surface, square wooden posts or any typical door, providing flexibility and ease of use in a variety of environments. This package includes 2 heavy duty gate hinges. Please note that screws and bolts are not included and purchased separately., Weight: 2.2928075248 Pounds, Manufacturer: Rtxbvg