Cable Track - XLARGE (Drag Chain), 1"x1.5" Inner, 36" Length - Made in the USA Dimensions: 1T x 1.5W Inner, 36 Length Material: Military Grade, Glass-Filled Nylon  Much Stronger Than Plastic Competitors Made Entirely From Recycled Materials  Go Green, Save a Monkey! Made in the USA: Designed and Manufactured in Northern California by Cable Monkey Cable Track, Cable Carrier, Drag Chain  For CNC, 3D Printers, and other machinery