I have two chairs / bar stools for sale. Both are in excellent condition. They were purchased at Ikea for $139 each ($278 for the set) and are now for sale for $50 each. They can be purchased as a set or as singles.

Dimensions are as follows:
Tested for: 243 lb
Width: 18 1/2 "
Depth: 22 "
Height: 39 "
Seat width: 18 7/8 "
Seat depth: 17 3/8 "
Seat height: 26 "

For more information about the make of the chairs, see the Ikea webpage:
https://www.ikea.com/us/en/catalog/products/60319868/?gclid=Cj0KCQjwz6PnBRCPARIsANOtCw122pZz8ZCypPZ-bpOIB4wItYVyrKANxR6A7tTG9-xc-e0pufSgKQgaAiezEALw_wcB