Flyshop 16-Pack 3/4", 19 mm Outside Diameter, Black Hard Plastic End Caps Round Tube Inserts Furniture Glides for Tables and Chairs - Amazon.com
Chair Leg Tube Insert Plug | Plugs Legs Plastic Chairs | Furniture Leg Round Tube - 4 - Aliexpress
25 Pack Oval Tube Insert 35mm x 20mm, Plastic Chair Feet, Tube End Cap, Fittings | eBay
12 Pcs Plastic Chair Feet End Tube Plug Inserts Table Leg Tip Caps Bungs 13-32mm | eBay
Round Plastic Feet Insert Caps Tubular Chair Leg Inserts - China Patio Chair Leg Inserts, Chair Leg Inserts for Metal Legs | Made-in-China.com
Amazon.com: Flyshop Black Furniture Chair Leg Blanking End Caps 30 mm, 1-3/16" OD Hard Plastic Round Ribbed Tube Inserts Plugs Floor Protectors 10 PCS : Industrial & Scientific
1-1/2" Wrought Iron Patio Furniture Feet Glides- Outdoor Chair Leg Floor Protectors Plastic Patio Chairs Leg Caps Inserts End for Outdoor Lawn Metal Tables (28) - Amazon.com
Rectangular Chair Insert Glide Ribbed - 2'' x 1'' Tube
Black Round Plastic Plugs, Antrader Furniture Foot Table Chair Legs Blanking End Ribbed Tube Insert Plug Cap Covers Protector 30pcs (25mm) - Amazon.com