Chain Link Fence and Gate Parts Corner rail clamps, also known as Boulevard Clamps or Tee Clamps, are used to connect two horizontal rails that meet at a corner post. These two-piece clamps are made of galvanized steel and are designed for easy installation with pr-drilled holes and a specific shape to wrap around the corner post and secure the rails NTY 10-Pack 1-1/10 OD Cross Rail Clamp, Chain Link Fence Connectors for 1.1" (28mm) Pipe, Bolt & Nut Kit, Metal Tube, Panel Cross Fittings, DIY Tools, 90 10-pack 1-1/10 OD Corner Rail Clamp, Chain Link Fence Fits our 1., 1inch (28mm) metal pipe to connect to another our 1., 1inch (28mm) pipe , Material: Steel , Thickness: 2., 4mm