60mm to 50mm reducer

A popular tune for Hyundai U1 engine is replacing genuine turbine with bigger CM or Tg 2.2 turbine. To connect U1 engine genuine intake boot (50mm) and CM2.2 or TG 2.2 turbine (60mm), this reducer could be useful. You don't need it if you have customized intake pipe.
Slightly modified. Please use revised one.