Quote:
Originally Posted by texas grass
go get a hub assymbly from a vehicle(part that holds the tire to the car, trucks have a heavier hub). hub ass has a great sealed bearing that can hold alot of weight. after you find a good one build you a base to hold everything
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This works. I know patients in wheelchairs who can grow because of one of these.
We also use swivel chair bearings.
Unfortunately, it's still a custom item, but we're working on creating a commercial model that patients can buy.
I'll try to get a picture.