Amazon.com: GeilSpace 6 Pack 3/4" × 36" Pre-Cut Black Metal Pipe, Industrial Steel Fits Standard Three Quarters Inch Black Threaded Pipes and Fittings - Vintage DIY Industrial Shelving (3/4" × 36", Black) :
Threaded Steel Tube | Iron Fittings
Stainless Steel 304 Screwed Pipe Bsp 1/2" 3/4" 1" Male x Male Length 100-300mm | eBay
Southland 1/2 In. x 18 In. Carbon Steel Threaded Black Pipe - Power Townsend Company
16in. Long 1/4ips (1/2in O.D) Unfinished Steel Round Hollow Pipe
Stainless Steel 304 Screwed Pipe Bsp 1/2" 3/4" 1" Male x Male Length 100-300mm | eBay
SupplyGiant 1/2 x 7 Inch Steel Black Pipe (4-Pack), Heavy Duty Industrial Malleable Steel Pipes, 1/2'' x 7'' Pre Cut Threaded Pipe Nipple Great For All DIY Furniture Projects And Black Pipe