UltraPro T/T2 Lens Mount adapter for Canon EOS Mount. Fits Select Canon SLR Digital Cameras. Fully Compatible with the Following Models: Canon EOS 5D, 5D Mark II, 50D, 60D, 20D, 30D, 40D, 350D, 400D, 450D, 500D, 550D, 600D, 1100D, 1D, 1D MkIII, Digital Rebel T4i, T3i, T2i, T1i, Xt, Xti, XSi, XS, Infinity Focus, and all EOS SLR Digital Cameras. High Quality, All-Metal Construction. Smooth mounting surfaces allow for easy attachment Allows you to mount any T-Mount lens on your camera body Inexpensive alternative permits you to greatly expand your lens collection