Swivel Rocker 3"x5" Fiberglass Spring Plates for Repair/Replacement Material:Fiberglass There are some exceptions like

There are some exceptions like Homecrest or Samsonite which use two layers of material on some of their furniture to slide the slings over an internal frame

A multi-gauge patio chair insert has flanges on it that allow for the patio furniture part to be fitted into various sized holes of patio furniture chair legs

Used on patio sling chair and chaise lounge style outdoor furniture

Fits a 1-1/4" inner diameter disk on patio furniture feet (fits metal weld cup part #30-409 for wrought iron)

Swivel Rocker 3"x5" Fiberglass Spring Plates for Repair/Replacement Material:Fiberglass There are some exceptions likeWhen a swivel rocker rocks too far and risks tipping over backward it needs new fiberglass rocker spring plates. Plates wear with normal use and eventually need replacement; this is common. These fiberglass rocker spring plates measure 3" wide by 5" long by 1 4" thick and can be spray painted. These fiberglass rocker spring plates do not have holes drilled. You will need to use your old fiberglass rocker spring plate as a template to measure and drill