Easily add another cymbal to your setup without adding an additional stand. This Gibraltar compact boom arm can be tucked in just about anywhere and easily attached to an existing stand with a multiclamp (SC-4425G) or a rack with a SC-GRSMC. (Each sold separately.) • 7/8″ diameter down tube • 10″ down tube length • 12″ boom arm length • 12.7mm boom arm diameter