Round Nickel Plated Finishing Plugs For 1" OD Tubing 4 / 8 / 12 Packs Available Bright nickel finish on stainless steel Black LDPE insert Ideal for outdoor use Fits Hole Inside Diameters (ID) from 0.75" - 0.93" (3/4" to 15/16") Rib design allows variable tube wall thickness from 14 to 20 gauge Please Note: Tubing is measured by outside dimension, the inner dimension will be about 1/8 inch smaller than the cap size you are ordering. The rib design will accommodate a range of inner dimensions. Please order the plugs based on your OD dimensions and wall gauge (thickness) to get proper fit. Round tubing plugs can be used in a variety of applications such as creating an attractive finish to patio or office furniture, handrails, fitness equipment, feet for bar stools, cycle handle bars, auto bumper plugs, display fixtures, or anywhere there is an exposed tube end. The fabrication industries use the plugs for panels, luggage and bike racks, pickup truck beds, tube frames, trailers, off road, automotive, motorcycles, and many other uses. Durable material made of durable UV stabilized LDPE with built in multiple ribs for easy installation and secure insertion by hand or mallet. Rust and corrosion resistant to stand up to harsh environments. Low density polyethylene LDPE is ductile and a flexible material. It is stable in the temperature range from 50 to 85C Order our bulk packs and save even more! Premium Quality Finish Use drop down box for needed quantity Ships Fast Free