DDrum RXCH Boom Arm AttachmentThe ddrum RX Pro series was designed for rocking on a budget. Advanced, heavy duty features usually found on more expensive hardware, come standard on these models. This simple boom arm allows the addition of almost any sized cymbal to your drum set arsenal. Compatible with ddrum clams as well as most major manufacturers. Product Details Boom arm cymbal attachment micro gear tilter 15 inch length boom arm 15 inch length down tube Memory lock included