yamaha trbx305 bl 5-string electric bass guitar yamaha 5 strings version of trbx300 series trbx300 is built around a simple principle - your performance. the perfectly balanced, ultra-comfortable solid mahogany body provides the optimum tonal foundation while the performance eq active circuitry gives instant access to perfectly dialed-in stage-ready tones coupled with the expressive control you need. scale length : 34'' (836.6mm) neck : maple and mahogany 5pc fingerboard : rosewood radius : 23-5/8'' (600mm) nut width : 43mm body : solid mahogany tuners : die-cast bridge : die-cast 18mm pickups : mhb3n (ceramic),mhb3b (ceramic) controls : master volume, pickup balancer, bass, treble and performance eq switch hardware color : black nickel