Patio Pool outdoor replacement chair swivels

• 13/16" thick
• 12 gauge steel
• 5 1/2" mounting hole pattern (3/4" long slot)
• non corrosive Nylon bearing
• No-corrode zinc steel plates
• Pre-lubed and made is USA

• 1" thick
• 12 gauge steel
• 5 1/4" mounting hole (3/4" long slot)
• Heavily powder coated resists corrosion
  better than zinc
• 51 steel ball bearings-Heavy duty
• Pre-lubed and mde in USA