The tonearm is made as an exact copy of the tonearm TR28 of the company Thorens. Is intended for those who want to improve the sound of their tornetable!  Arm and shell are made of CARBON. Other parts are made of aluminum.To reduce the coefficient of friction, the bearings are rolled for 48 hours in a lubricant and then washed and filled with new grease. silvered wires MC-16-33 are used. They are used in the aviation industry. The kit does not include the cartridge and the inner support!