The Rankee R-0001 is an annodized aluminum telescopic pole that features a unique and handy "twist lock" design. The telescopic pole extends from 4" to 8" feet with a simple twist of the wrist. This Extendable works with various Corner Rollers (see application below). However, the optional Angle Head Ball turns this Extendable into an extendable Angle Head Handle. The optional Coarse Thread Adapter will allow you to use this Rankee pole with most Sanding Heads, Texture Brushes, Knockdown Knives and Paint Rollers. R-0001 Fits: Ames, TapeTech, Finish Pro, Drywall Master, Precision and Tape Master Corner Rollers. As well as, Tape Worm Nail Spotters. Add the optional R-0007 Angle Ball to use with Angle Heads. Note: Must include adapters to use with Angle Head and Coarse Threads.