Single Drive/Unfinished - Ashford wheels are popular and enjoyed by beginners as well as professional "production" spinners. This wheel is available unfinished or lacquered as a kit. All you need for assembly is a screwdriver and hammer. A Lazy Kate (for plying) and 4 bobbins are included. Wheel diameter: 22"; Orifice:3/8"; Ratios: 6.5:l, l2.5:l and 17.5:1 for the single drive, 7.5, 10 and 14 to 1 for the double drive. Wood is New Zealand silver beech. Options: jumbo flyer unit, lace flyer, turbo kit, double treadle kit, extra bobbins, distaff, quill spindle. A good companion book is "The Ashford Book of Spinning."