Looking to add new hardware to your drum kit? You need the Pearl ADP-20 Clamp to easily add an extra tom, cymbal, or other hardware to your drums. This dual release clamp lets you use it with stands from 3/4" to 1-1/8" diameter tubing. The ADP-20 is made from high-quality alloy for years of trouble-free use. Add new hardware to your drum kit with the Pearl ADP-20 Clamp.