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The LumbarJack is an industrial back support lifting belt that converts to an ergonomic chair back support or a driving back rest by snapping in separate accessory straps. Now you can improve your posture while relieving back pain due to sitting long periods on office chairs or driving.


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Order the SittingStraps

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Sitting Straps

Driving Straps

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The LumbarJack is the most versatile of all our backsling products designed to provide dynamic support and comfort for the low back. Starting with an industrial quality Lifting Belt, our LumbarJack includesDriving Straps that detour over the knee with elastic bands to engage the bottom of the feet. (See diagrams below) These are essential to for unimpeded movement to clutch or brake, absent automatic transmission. You can also order optional Sitting Straps that can clip into hip receptacles for convenient use at any other sitting situation where extension of your legs is not essential. The Lifting Belt is sized by users waist measured over clothes. S:22”- 34” / M: 32”- 44” / L: 42”-  54”. For extra large waist size, order the Large with Belex Accessory that extends the length up to 12" more.

Lifting Belt (Included)
What makes the LumbarJack Lifting Belt unique is a set of quick-release receptacles attached to the ends of the elastic waist tensioners. These provide for easy attachment and release of accessory straps for driving and sitting.
Lifting Belt Put On
Lifting Belt Adjust
Driving Straps (Included)
use reverse pressure from the knees and feet to support the back. Elastic bands, detouring over the knee, free the legs for a full range of uninhibited motion - perfect for truck drivers and commuters.
Driving Strap 1
Driving Strap 2
Driving Strap 3

Sitting Straps (Optional)
convert the Lifting Belt into a comfortable chair that you wear. Now you are able to sit comfortably anywhere, in any position - even on the ground.

At the computer
Knees up


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For more information, contact :
1-800-722-2587 (International dial 651-644-4466) Fax: 651-644-4488
2448 Larpenteur Ave. W. St. Paul, MN 55113
©1996-2002 by Nada-Concepts, Inc. Patents granted and pending.
NADA-CHAIR, Back-Up, ActiVest, LumbarJack, SportBacker, Slouch!Buster
S'port-a-Pack and Sit-Pack are registered Trademarks of NADA-CHAIR

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