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Stool features
Thickly upholstered and ergonomically designed seat with genuine leather cover.
Vertically adjustable from 60-92.5 cm / 23.7"-36.5" with simple squeeze-and-release locking system.
Adjustable seat angle from 0° (horizontal position) to 6° tilted forwards, with fast pull-and-release locking mechanism.
No rattling or squeaking - special bushes between all moving parts.
Seat clicks into stool section by a simple locking mechanism.
Foot rest.
Can be folded to take up a minimum of space.
Weighs only 3.6 kg / 7.9 lbs.
Smooth finish - no sharp edges.
Stylish on stage.

Trolley features
Adjustable to all sizes of double basses.
With the bass attached it can stand on the ground without support.
The bass rests softly on the stool seat and against the thick foam pads on the side of the trolley.
Optimal shock absorbtion from the large pneumatic tyres.
Easy to roll - the weight of the bass balances on the trolley.
Rolls easily over steps and curbs.
The air pressure in the tyres can be adjusted with the supplied pump.
Only leather and foam touches the bass, allowing the bass to be transported without its cover.

Technical data
Stool height Adjustable from 60 cm / 23.7" to 92.5 cm / 36.5" in steps of 2.5 cm / 1" (14 steps).
Seat angle 4 adjustable positions: 0° (horizontal), 2°, 4° and 6° forward.
Seat 7 cm / 2.8" thick layer of foam covered with genuine thick leather. 34 cm / 13.4" wide and 21 cm / 8.3" deep.
Materials Frame constructed using aluminium, seat covered with genuine leather, all other parts in stainless steel, rubber and POM (plastic bushes).
Dimensions Width of trolley (wheel section): 46.5 cm / 18.3".
Width of trolley (frame): 28 cm / 11".
Total height as trolley, min. 69 cm / 27", max 101.5 cm / 39.9".
Wheel diameter: 30 cm / 11.8".
Weight Stool: 3.6 kg / 7.9 lbs.
Wheel part: 3.0 kg / 6.6 lbs.
Total: 6.6 kg / 14.5 lbs.

6 good reasons to have a Double Trolley...
No more pains in shoulders and back from carrying both the stool and the double bass.
Always have your own stool with you!
The safest transportation device available to roll your bass.
Invented, developed and tested by professional bass players.
Scandinavian design.
Top quality materials and craftsmanship.


I travelled around and visited musician friends and brought my bass along. In total I travelled almost 3000 kilometers with train and bus, something that wouldn't have been possible without my Double Trolley!

Daniel Duzlewski
Örebro, Sweden

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