Thomann TBH 700 GM Baritone, Bb Baritone, 4 Rotary valves with ball joints and conical rotary valves, Bore Ø: 14.7 mm, Lead pipe, body and bell (Ø 292 mm) of gold brass, Inner and outer slides of nickel silver, Adjustable thumb ring, Lacquered with clear varnish, Incl. mouthpiece and gig bag