The ones seen in this instructable are 21 apart and 4 tall give or take because of bar placement.
Diy parallel bars for physical therapy.
Width adj 1 1 2 one piece stainless steel handrails.
Intended for physical therapy use only not for gymnastics use.
Lay one of the 10 x 10 cm 4 x 4 inch boards flat on the floor then lay another parallel to the first.
Easy height adjustment with spring loaded plungers and numbered height strip.
Width adj floor folding parallel bars with double stiffening rails.
Load capacity under normal physical therapy use.
A common spacing is around 60 cm 2 feet apart to accommodate the different shoulder widths of everyone using the bars.
Parallel bars commonly referred to as parallettes allow you to incorporate gymnastics training into your workout routine.
Homemade versions or parallel bars are easy to make economical durable and functional.
This version is obviously more involved than the pvc design but the extra work and cost will yield a really nice looking set of parallettes that are strong enough to handle just about anything you throw at them.
The best way to figure this out is measure your shoulder width.
Raise your p bars by inserting the poles and couplings between the bases and bars.
Decide how far apart you want your parallel bars to be spaced.