12 Coved Nylon Stem 3/4" Bumper Glides for Tubular Chair Bases Color:Black The height of the insert

The height of the insert stem is 1/2" inch with an overall height of 23/32"

Outside diameter is 1-7/16" and height is 5/16"

Part numbers 30-612 and 30-614 will fit into this weld cup

This flat round multi-gauge insert fits a steel tube with an outside diameter of 1-1/4" and an inside diameter of approximately 1-1/8" (14 to 20 gauge tube)

This part may be screwed or riveted to the frame (attachments not included)

12 Coved Nylon Stem 3/4" Bumper Glides for Tubular Chair Bases Color:Black The height of the insertTypically used on base of swivel chairs. The stem bumpers keep the round base of the patio chair from sitting directly on the ground. Most swivel bases use 6 to 8 stem bumpers per chair. Stem bumpers can be flat or coved (curved) to fit the shape of the tubular metal of the patio chair base. This coved stem bumper fits 1 4" hole and is about 1 2" long (the stem can be cut to fit length as needed). The base disc is 3 4" round and is coved to fit over