Posted by Dave Horvath [162.158.79.164] on Tuesday, February 20, 2018 at 19:27:18 :
In Reply to: Truckstell Swivel Frame posted by Dave Horvath [162.158.79.164] on Tuesday, February 20, 2018 at 19:21:06 :
This drawing shows straight tube unlike the Truckstell patent photo and description. Not sure of source.