Helloo Macro Extension Tube Set Kit for Canon EOS Extreme Close-up, fits Canon EOS 1d,1ds,Mark II, III, IV, 5D, Mark II, 7D, 10D, 20D, 30D, 40D, 50D, 60D, Digital Rebel xt xti xs xsi t1i t2i t3 t3i 450D 500D 550D 1000D 1100D Kit includes: Camera Mount Coupling Adapter, Lens Mount Coupling Adapter, Extension Tube 1, Tube 2, Tube 3 All Metal Construction Any combination for various Macro Effect.