Item Type: Cast Iron Elbow Material: Cast Iron Purpose: Air Compressor and Pump Accessories Application: Dafeng Air Compressor Cylinder Bore 51mm/2.17in or 65mm/2.56in Thread Specification: Approx. 19 x 20mm / 0.75 x 0.79in Package List 1 x Cast Iron Elbow 1An indispensable part for air compressor maintenance and can be stored for a long time in a suitable working or storage environment 2Has the characteristics of durability, uniform wall thickness, compression resistance, corrosion resistance, high hardness and high temperature resistance 3The edges and corners are meticulously polished, and the appearance is burrfree, seamless, and not easy to scratch your hands 4These accessories are threaded, just connect the threaded rod to the elbow, you can easily install 5An excellent substitute for the old or damaged components of the air compressor to meet your needs