32 1.5" Round Multi-Gauge Ball Glide Inserts for Patio Furniture Tubes/Legs Material:Plastic This nylon oval insert glide

This nylon oval insert glide fits a tube with an outside diameter of 1-7/8" long x 9/16" wide

Oval sling insert - 3/4" x 1-1/8"

This nylon oval insert glide fits a tube with an outside diameter of 1-3/4" long x 5/8" wide and approximately a 1-9/16" x

The screw size would depend on the frame hole size

1" Square multi-gauge glide insert fits a 7/8" hole

32 1.5" Round Multi-Gauge Ball Glide Inserts for Patio Furniture Tubes/Legs Material:Plastic This nylon oval insert glideThis round multi gauge ball insert fits a tube with an outside diameter of 1 1 2" and an inside diameter hole of approximately 1 1 4" 1 3 8" (14 to 20 gauge tube).