Richardson Seating's 6070 counter stool or mounted bar stool swivels are heavy and durable to last long years of rugged service. The 6070 return swivel is made to fit any style of Richardson Seating's 6070 mounted bar stool models. The 6070 swivels are 90 degree auto-return swivel and very easy to install. This swivel is made to fit inside the top cast iron bushing of a Richardson Seating counter stool. It may fit someone else's bar stool but probably not. Please contact us if you have any questions.