product types: 

• acoustic strings
• cables
• cases
• cleaners and polish
• electric strings
• picks (plectrums)
• straps
• tube amplifiers
• banjos
• mandolins
• acoustic guitars
• bass guitars
• electric guitars
• violins
• bridges
• knobs
• machineheads (tuning keys)
• nuts
• pickguards
• pickups and pickup covers
• tailpieces