USA Made DIY Pole Bender! US-made hoop bender from Bootstrap Farmer. These 4', 6', 10', 12', 16', and 20' heavy-duty benders are fabricated in Texas. The 10', 12', 16' and 20' work with 1⅜" top rail for DIY hoop house greenhouses. Bent along ⅛” Heavy Duty channel, this is the strongest pole bender on the market with a redesigned leverage bar and finished with a powder coat finish for all-weather protection and unlimited hoops. The 4' and 6' are specially designed to work with 3/4" EMT. Available for 4', 6', 10', 12', 16', and 20' hoop sizes Also check out our diy gothic bender! Features Made in the USA 4' and 6' benders work with 3/4" EMT or 1/2" EMT 10', 12', 16', and 20' benders work with 1 3/8" Top Rail Bends Hoops for DIY Greenhouses Powder Coated for Weather Protection PDF Instructions Each hoop bender includes Pole Bender Hardware for attachment to any solid flat surface Extension bar for added leverage at the end of your bend 4' and 6' Benders Do Not Include Extension Bar - as it is not needed Conduit needed for caterpillar or high tunnel greenhouse (hoop house) 4' and 6' caterpillar tunnel - (1) 10' x 3/4" or 1/2" EMT per hoop 10' and 12' wide high tunnel hoop house - (2) 10.5' x 1⅜" top rail per hoop 16' wide high tunnel hoop house- (2.5) 10.5' x 1⅜" top rail per hoop 20' wide high tunnel hoop house - (3) 10.5' x 1⅜" top rail per hoop Greenhouse Width | Approximate Height 4' | 47" 6' | 40" 10' | 8.5' 12' | 8' 16'| 9.5'20' | 10.75' Install the bender 5-6 feet above the ground to provide enough working space. To keep the hoop steady, mount the bender on a flat surface that's at least 4 feet long. This will ensure the hoop bends in the desired direction without curving when upright. Video Tutorials Hoop Bender 101- Bending a 4' Hoop- Bending 16' Hoops- Bending 6-20' Hoops-