K&M Two-Piece Telescopic Boom Arm Extra Long - Smooth, Silent

In this review of the K&M two-piece telescopic boom arm, the bottom line is simple: this is a purpose-built, extra-long boom for musicians who need reliable reach and quiet, precise positioning. The reviewer found it most useful for stage and studio work where an extended mic reach without vibration or scratching is required. Assembly is straightforward and the large wing nut makes on-the-fly tightening easy, which is the single biggest reason a working musician or engineer would choose this boom over cheaper, shorter alternatives.

Key Features

• Extra-long reach: The telescopic design extends from 17 to 37 in, letting users position microphones at distances that shorter booms cannot achieve.
• Secure attachment: The 5/8 in threaded connector and locking system screw firmly to any compatible stand for dependable microphone holding during performance.
• Silent swivel joint: The scratchless swivel provides smooth, quiet angle adjustments so position changes do not introduce noise into a recording or live set.
• Easy tightening: The large wing nut is simple to operate and lets performers make quick, tool-free adjustments on stage or in the studio.
• German-made durability: Built to K&M standards with a 5-year product warranty and long-term parts availability, this boom is designed to last.

Who It's For

This boom arm is aimed at gigging musicians, live sound engineers and studio users who need an extended, dependable reach without compromising on quiet positioning. It performs well for vocalists, instrument miking and any situation where positioning accuracy and a scratch-free swivel are important.

Those who should look elsewhere include buyers who only need a compact tabletop arm or ultra-light travel hardware; this extra-long, professional-grade boom is optimized for stands and stage use rather than minimal, space-saving setups.

Pros & Cons

Pros

• Robust build quality that customers describe as long-lasting and stable for years of gigging.
• Secure microphone hold with a reliable 5/8 in threaded connector and locking system.
• Smooth, silent swivel joint that prevents scratching or noise during angle adjustments.
• Large wing nut for quick tightening without tools, useful on stage and in rehearsal.

Cons

• At its extra-long length, it may be heavier and less suited to ultra-light travel setups.
• Requires a compatible stand with a 5/8 in connector; not a standalone base solution.

Specifications

Type	Two-piece telescopic boom arm
Extension range	17 to 37 in
Thread	5/8 in
Adjustment	Silent, scratchless swivel joint
Tightening	Large wing nut, tool-free
Origin	Made in Germany
Warranty	5-year product warranty; 10-year replacement parts availability

Our Verdict

The K&M two-piece extra-long telescopic boom arm is a straightforward, professional accessory for musicians who need extended reach and quiet, precise positioning. Its solid construction, easy-to-use wing nut and secure 5/8 in connection make it good value for stage and studio users who prioritize durability and silent adjustment.

Frequently Asked Questions

Will this fit my standard mic stand?
Yes, it uses a 5/8 in threaded connector and locks to any stand with that thread size.

How far does the boom extend?
The telescopic sections extend from 17 to 37 in to provide extended reach.

Is the swivel noisy when adjusted?
No, the swivel joint is designed to be silent and scratch-free for smooth position changes.