Perfectly electronically tuned 1-1/4”x1/8” bars of special metal alloy allows for great carrying power with remarkable resonance. Each bell has its own individual acoustic mount securely connected to a 1/2” resonator frame. Carries the best quality available on the market today! Available in 20 notes (49857, RB2016), 25 notes G-G (49856, RB2013), & 25 notes C-C (49855, RB2012).