1 1/2 octave Silver Concert chimes with C40-F57 range and 1 1/4" diameter chrome finish tubes All models feature: seamless brass tubes; exclusive Yamaha/Deagan tuning/voicing method; A=442Hz tuning; laminated hardwood damper box; steel frame uprights; lockable damper pedal; and locking casters on playing side - rawhide mallet included. Includes DCC-100 Cover