The YTR-938FFMS Custom Series Rotary Bb Trumpet incorporates the newest design features with the tradition of classic European rotary trumpets. The 938FFMS features a .443-inch bore plus a new leadpipe, valve section and "Light Touch" rotor mechanism for a responsive instrument. The YTR-938FFMS Custom Series Rotary Bb Trumpet includes a case and mouthpiece and is available in silver (YTR-938FFMS) finish.