Rotation degree: 310 degree (max) Weldable gate hinges, made of carbon steel Q235B , plain finish Heavy Duty Weldable Hinge Pair - is suitable for heavy swing metal gates, and other high stress applications like heavyweight doors. Weld on... Size: 4 x 4 x 13/16 (100 x 100 x 20.5 mm) Pin diameter: 13/16 (20.5 mm) Leaf thickness: 4.4 mm Size: 4 x 4 (100 x 100 mm), Pin diameter: 13/16 (20.5 mm), Leaf thickness: 4.4 mm Sidco Supply 4 Inch Weldable Barrel Hinges – Heavy Duty Gate Hinges – Weld On Gate Hinge Steel Weld On Butt Hinge - Heavy Duty Weld On Hinges Heavy Duty Packing list: 4 x Weld on hinges RT Off-Road RT21007 RT Off-Road Heavy-Duty Steering Kits | Summit Racing Packing list 4 x Weldable hinges