DESC: Key of Eb. .673" bore; automatic Eb/E register key; 2-piece grenadilla wood body; silver-plated bell, neckpipe, and keys; floor peg; range to low Eb. Includes deluxe custom case with case bag.The Yamaha Custom Series models are some of the finest clarinets ever produced, featuring select grenadilla wood, silverplated keys, ligature, custom ebonite mouthpiece, and mouthpiece cap. All Yamaha wind instruments come with a limited 5-year warranty.