There is a company called QBP that many Japanese people don't know about. The largest wholesaler of bicycle parts and accessories in the bicycle industry located in Minnesota, USA. In addition to wholesale bicycles and components from other manufacturers, QBP also owns and manufactures several own brands (SURLY, ALL CITY, SALSA) including PROBLEM SOLVERS. This PROBLEM SOLVERS is a helpful manufacturer that supplies parts that make you feel happy when you have a problem with bicycle assembly.
