(C1H, C1HEXT) The Columbia One Handle is designed to work with your Columbia products universally. From the Nailspotters and Angleheads, to the Rollers and the Corner Boxes, the one system allows you to lighten your load and still utilize all the finishing tools you love. With the exception of the flat boxes, this one handle is all you’ll need. FEATURES: Comes in a fixed length and 3 – 5′ extendible version AHA Adaptor needed to use with Angleheads Handmade from U.S. billet aluminum and steel components Machined in our state of the art facility in Canada Hard anodized tube Comfort grips Thickest, strongest and lightest handle on the market