HK Audio M20 Pole with Crank (Unit) - Adjustable M20 Pole with Crank for CTA

HK Audio M20 MAST WITH CRANK (UNIT) – Distance bar with M20 thread and crank (94–150.5 cm)

The HK Audio M20 MAST w/ crank is a professional distance bar for SUB+TOP systems with an M20 threaded base. Made of steel and equipped with a crank , it allows the satellite to be raised safely and effortlessly from 94 to 150.5 cm , maintaining a precise vertical position over the subwoofer. The top end features a standard Ø 35 mm spike , compatible with most speaker cabinets on the market. Its crank + anti-loss button and locking screw system prevents sudden descents and provides maximum stability, making it the ideal solution for “CTA” setups (satellite-over-subwoofer configuration) for touring, rental and mobile installations.

Main features

• M20 lower base (threaded) to attach to the subwoofer without clearance.
• Adjustable height: 94–150.5 cm by crank with safety button and locking screw .
• Top end: Ø 35 mm spike for satellite speaker.
• Material: high-strength steel; weight: approx. 3.93 kg.
• Maximum load: up to 35 kg .
• 2-section design (folded/extended) for comfortable transport.
• Sales format: unit .

Product benefits

• Ergonomics and safety: the crank allows you to raise/lower the top without effort or risk.
• Perfect coupling: the M20 thread ensures verticality and prevents play between the sub and the mast.
• Universal Compatibility: 35mm spike fits most PA satellites
• Professional durability: steel construction prepared for intensive work.

Compatibility and notes

• Suitable for subwoofers with M20 socket and tops with Ø 35 mm socket (HK Audio and other brands).
• This model does not include Ring Lock (version with expansion sleeve available in specific K&M references).
• Always check the permissible loads of the subwoofer and the mast against the weight of the satellite.

Use cases

• SUB+TOP systems for live performances, DJs, and corporate events.
• Rental companies that require fast, stable, and repeatable assembly.
• Mobile facilities where safety and staff care are prioritized.

Frequently Asked Questions

• Does it work with any subwoofer? Yes, as long as it has an M20 base .
• What boxes can I place on top? Any satellite with a standard 35mm socket , as long as the maximum load is met.
• Is it aluminum or steel? Steel , for maximum rigidity and durability.

Description for projects

Distance bar with M20 thread and crank ; adjustable height 94–150.5 cm ; upper end Ø 35 mm ; steel ; maximum load 35 kg ; safety system with push-button and locking screw; 2-section design; unit format; black.