Go to Amazon.com : https://www.amazon.com/gp/product/B00WGSDHB8?tag=gertlouwan-20
Replacement Swivel Tilt for Caster Chairs Set of 2
Replacement swivel for Douglas Tempo Stoneville Cochrane Ambassador Keller swivel tilt chairs
Genuine replacement part
360 degree swivel with adjustable tilt mechanism
Replacement kitchen dinette chair swivel and tilt Plate size 7