Square Plastic Tubing Plugs Tube Cap Chair Glide Snap in Fit for OD of Pipe Size
Plug insert end is 1/8" smaller than OD for a snug fit. 25mm ID Rubber Flat Washers 38mm OD 3mm Thick Spacer Gasket Damper. 10-24 x 1/2" Knurled Thumb Screw Bolts Black Round Clamping Knob Hand Grip #10.