Chair swivel base parts: amazon.com, we bought a couple of almost matching leather chairs except one had a swivel base and the other did not. we really ended up liking the swivel functionality so we decided to modify the non-swivel chair to a swivel one.. Amazon.com: essentials swivel mid back mesh task chair, essentials swivel mid back mesh task chair with arms - ergonomic computer/office chair (ess-3001). Home replacement bar stool swivel parts, bar stool and chair swivel replacement repair parts. where you'll find more styles of barstool swivels here than anywhere else. if you can't find it at barstool swivel replacement repair parts...you're not going to find it!. Blackout swivel hard-arm chair | bass pro shops, the blackout® swivel hard-arm chair just may be the most comfortable hunting chair ever made! it sets up quickly and easily in seconds, and features arm rests for added comfort and a quiet, 360° swivel seat that lets you turn and take shots that you otherwise might not be able to..