King 1135W Series 3-Valve 3/4 BBb Tuba - The King 1135WBBb Tuba is designed for use by young players. 1135W features properly positioned mouthpipe and 3 front action valves perfect younger players plus a .660 inch bore easy tone production with focused sound. also 14.9 upright bell excellent projection.Key of BBb.660" bore14.9" bell3 piston valvesIncludes case mouthpiece band-and-orchestra, Tubas, Bb Tubas