The CH-70 features a cymbal boom arm and integrated quick-release mounting bracket for applications, such as mounting splash cymbals, where full-size stands are not required.µ
DIAMETER  :    15.9 -  28.6 mm

Pearl offers cymbal holders for every application whether rack or adapter mounted.
The CH-80 has a gear tilter for rock solid cymbal placement and has a boom arm with no counter weight.
DIAMETER  : 22.2 mm