RZ Clarinets MR Largo Bb-Clarinet 17/6; Bb-Clarinet (Boehm-System); student/beginner model; high quality plastic ABS material; special RZ bore: sounds like grenadilla wood clarinet; 17 keys; 6 rings; leather pads; adjustable thumb rest; silver plated keys; incl. 2 barrels (63mm and 65mm), RZ student mouthpiece with ligature and cap, cleaning set, RZ case