On-Stage Stands MSA9508 Posi-Lok Side Mount Boom Arm - Black

Capture Those Hard-To-Reach Spots With The On-Stage Stands MSA9508 Posi-Lok Side Mount Boom Arm - Black

A must-have for instrument miking! The adjustable side mount boom grips to any round shaft. Features a 7" Posi-Lok boom. This patented Posi-Lok design gives you the versatility to create your own mic angle techniques. No other microphone support system combines compact size and locking support at any angle like Posi-Lok!

• Ideal for microphone applications where space is limited and the position needs to be fixed
• Posi-Lok adds versatility to standard 5/8" -27 mic applications
• Round ergonomic knob for quick and easy angle adjustments
• The adjustable side mount boom grips to any round shaft with a nylon tipped tightening screw that won't damage the shaft

SPECIFICATIONS

• Length: 7"
• Max Rotation: 300 Degrees
• Threading: 5/8"-27
• Color: Black

We are Chuck Levin's Washington Music Center

Since 1958, Chuck Levin’s Washington Music Center has been the trusted destination for musicians and audio professionals across Maryland, Virginia, and Washington, D.C. Family-owned and operated, our legendary music store delivers Everything in Music®—from instruments and recording gear to pro audio, rentals, and repair services.

Our team of musicians and industry experts lives and breathes gear, helping you build the perfect setup for your next performance, studio session, or installation. As an authorized dealer for top brands, we also offer our award-winning CHUCKSCLUSIVE line—exclusive, limited-edition instruments and collaborations recognized with the NAMM Top 100 Dealer Innovation Award for redefining what a music retail experience can be.

Chuck Levin’s isn’t just a store—it’s a community built by players, engineers, and creators who share a lifelong passion for sound. Stop by our legendary Wheaton, MD showroom or contact us anytime for expert advice, product questions, or the best possible deal on your next piece of gear.