K&M DISTANCE ROD "EASY LOCK" BLACK
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- This item is covered for 3 years
Essential Information About the Steel Coupling Bar with M20 Threading
Essential Information About the Steel Coupling Bar with M20 Threading
- Secure mounting on subwoofer thanks to the lower end with M20 threading, ideal for cabinets equipped with a dedicated base.
- Adjustable height from 90 to 140 cm in 5 positions (10 cm increments) to adapt sound dispersion to the stage and audience.
- Patented quick-lock expansion chuck on the upper end: the speaker is held by clamping for a precise and stable fit.
- Steel construction and max load 35 kg : designed for sound reinforcement and transport demands.
Manufacturer Information
K&M
https://www.k-m.de
contact@k-m.de
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Safety manager:
Algam SAS
Email: contact@algam.net
Address:
A Coupling Solution Designed for Sub + Satellite Systems
In a sound reinforcement setup, placing the satellite speaker above the subwoofer is a classic solution to save floor space, align sound dispersion, and simplify installation. This steel coupling bar fits between the bass cabinet and the associated speaker, relying on a lower mounting with M20 threading, common on many sound reinforcement subs.
Its black color easily integrates into a stage environment, while its robust design targets repeated use: assembly, disassembly, transport, and reinstallation, without compromising mechanical stability.
Who Is It For and What Are Its Uses?
This coupling bar is intended for musicians, DJs, service providers, and technicians seeking a clean and reliable mounting between a subwoofer and a satellite speaker. It is especially relevant for mobile performances (bars, small stages, corporate events, multipurpose rooms) where a compact system, quick setup, and good dispersion height are desired.
Thanks to its adjustable range, it allows positioning the speaker at a height appropriate to the audience and room configuration, while keeping the subwoofer on the floor where it is most effective.
Quick Clamping and Precise Adjustment for a Stable Installation
Simple Height Adjustment in Steps
The usable height ranges between 90 and 140 cm and adjusts over 5 levels with 10 cm increments. This stepped adjustment helps quickly find a familiar position from one gig to another and limits unnecessary micro-adjustments during setup.
"Easy Lock" Expansion Chuck: Clamping Hold
The upper end features a patented expansion chuck with quick-lock. Specifically, it fits into the satellite speaker's socket and ensures holding by clamping, with an "Easy Lock" diameter specified between 35 and 37 mm. This design promotes a firm installation and reduces unwanted play for a more reassuring feel, especially when handling the speaker during setup.
Technical specifications
| Foldable | No | Support | for speaker |
| Multiple stand | No | Color | Black |
| Security/locking | Yes | Maximum supported weight | 35 kg |
| Category | link tube | Weight | 2.45 kg |
| Use | PA speaker | minimum height | 900 mm |
| Material | plastic - steel | maximum height | 1400 mm |
| Height adjustable | Yes | ||
| Intended use | sound reinforcement speaker | Lower end | M20 threaded bolt |
| Height | 900 - 1400 mm | Upper end | patented expansion chuck with quick-lock |
| Adjustment | 5 levels of 10 cm | Max load capacity | 35 kg |
| "Easy Lock" diameter | 35 to 37 mm | ||
Questions frequently asked
Is the K&M Tube De Liaison Easy Lock 1.4 M M20 compatible with an M20 subwoofer?
The lower end uses an M20 threaded bolt, designed for subwoofers equipped with this mounting.
What height can this satellite speaker pole reach?
The height adjusts from 90 to 140 cm. Five levels are available, spaced 10 cm apart.
What speaker base diameter is compatible with the Easy Lock?
The Easy Lock upper expansion sleeve fits diameters from 35 to 37 mm. Its quick-lock mechanism ensures clamping within the satellite speaker mount.
What is the maximum load capacity of this subwoofer speaker pole?
The declared maximum load capacity is 35 kg. The setup must therefore use a speaker weighing no more than this limit. The tube is made of steel and weighs 2.45 kg.
Is the K&M tube foldable for transport?
This black coupling pole is not foldable.



