The Gibraltar 4425B-1 cymbal boom arm makes it easy to expand your kit by mounting an additional cymbal without using a full stand. With a 16" boom arm (12.7mm diameter) and 14" down tube (7/8" diameter), it's compatible with most multi clamps for easy positioning on a rack or cymbal stand.

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Features:

• 16" boom arm, 12.7mm rod
  
• 14" down tube, 7/8" diameter
• Mounts with a multi clamp (sold separately)
  
• Ideal for adding cymbals to tight setups
  
• Sturdy and easy to adjust