Retail store services, online retail store services, mail order services, and wholesale store services, all featuring fittings of metal for beds, fittings of metal for chairs, fittings of metal for furniture, caps formed from metal, bearings, ball-bearings, roller bearings, bearings for machines, balls for bearings, anti-friction bearings, bearing brackets for ball bearings, couplings for machines, couplings, couplings of metal, pulleys incorporating bearings, sleeve type linear ball bearings...