Prototractor – Tube bending protractor that builds your prototype!

Description Prototractors were designed to save you money and time. You can quickly prototype your tube project in PVC and read off your lengths, rotations, and bend angles in seconds. There is no faster way to lay out the tube, period! Made in the USA from premium T304 stainless steel US Patent Pending Allows you to get the best-fitting cage possible Angles from 0 to 105 degrees Accurately measure rotation between bends (bend plane angles) with ease! These tools were designed to make your cages fit better, and that is exactly what they do! FULL VIDEO: Check out the pictures we tool while using these in our shop on our very own 1972 BMW race car! They are SUPER EASY to use: Prototractors even work well for EXO cage layout and design! Cut PVC and assemble: Mark the centerline of bend 1, and mark the centerline of bend 2: Read off your bend-to-bend rotation for your layout! No more scrap. Materials: Stainless steel (raw material sourced from France or Taiwan, NOT China), Stainless and Zinc plated hardware, Made-in-USA PEM nuts and thumb screws, Mil-Spec cadmium plated high carbon steel washers. Specifications: Minimum tube length between bends: 4.6″ to 6.0″ depending on size/radius (can be trimmed for closer bends). Bend angles from 0.0 to 105 /- degrees. Rotation between bends 0.0 to 177.5 degrees (once you get to 180 degrees, the bends are co-planar, and you will not need to measure rotation between them). In stock now: 3.5, 4.5, 6.0 inch CLR/radius Prototractors, PVC cutting tools In stock by 9/25/2024: Mag rings for 1.66 Od PVC (for 6.0″ CLR Prototractor) No estimate on stock date: Mag rings for other sizes Call us for more information. Prototractors are a registered trademark of Chassis Fab Parts, LLC. It is backed by a 1-year warranty against parts and workmanship defects only.