Check the listing for details. Cannon Percussion Boom Arm Clamp. Condition: New. Listed at 19.99 USD. This Cannon Percussion Boom Arm Clamp is a reliable and sturdy option for mounting percussion instruments. Designed to firmly hold your gear in place, this clamp is perfect for drummers and percussionists who need a secure and adjustable mounting solution. The brand name is well-known in the industry for producing high-quality hardware that can withstand even the most intense performances. As a clamp type, this product is versatile and can be used with various percussion instruments. The musical instrument category of this item is percussion and it falls under the parts and mounts & assembly hardware subcategories. Whether you are a seasoned professional or just starting out, this Cannon Percussion Boom Arm Clamp is an excellent addition to your collection.