Professional Bass Bb Wood Clarinet to Low C: The rich warm sound of Grenadilla wood is extended to low C on this top-of-the-line bass clarinet.
Two-piece grenadilla wood body: Resistant to temperature and humidity fluctuations
Metal inner tenon sleeves: Improve seal and tonal resonance
Redesigned tonehols: The newly redesigned toneholes offer more stable intonation and improved playability
Adjustable floor peg:  Adjusts to proper playing position for players of different heights
Redesigned posts: A new post design brings more durability

Included Accessories
Model YAC CLC-622II 
Wood case YAC 1276 
4C plastic mouthpiece YAC 1604 
Silver-plated ligature YAC 1644 
Silver-plated mouthpiece cap YAC 1007P 
Cork grease,round box

Specifications
Level - Professional
Bass Key - Bb
Fingering - Boehm
Key System - 24 keys, 7 covered finger holes
Barrel Length - N/A
Body Material - Grenadilla
Barrel Material - Nickel Silver
Bell Material - Nickel Silver
Key Material - Nickel Silver Plating
Silver Bore - Machined Tone Holes
Straight with tapered undercut
Thumb Rest
Fixed Mouthpiece - Yamaha 4C
Mouthpiece Cap - Silver-Plated Ligature 
Silver-Plated Spring Type
Blue steel needle Pad Type 
White leather metal button type
Posts Threaded
Options To low C