Roland APC-33 Digital Drum Accessory Clamp. A metal clamp for drum stands that came with digital drums. It features adjustable angles and a compact design. - Similar in shape to Pearl's AX-25 (Perhaps OEM?) - Type: Clamp for Drum Rack - Material: Metal - Adjustment Feature: Angle adjustable - Mounting Method: Screw-on - Size: Compact design Thank you for looking. This was used to secure the sound module on a Roland digital drum rack. This is a used item. Please refrain from purchasing if you are looking for a new item or are concerned about its condition. Please refrain from price negotiations. I will not respond to messages with proposed prices. The price will be gradually lowered if it does not sell. Please only consider purchasing if you understand and accept the no-claim, no-return policy.