20 1/2 inches long. Original 2 1/2 inch Thos. Ibbotson parallel iron with matching numbers. Clean, fine, no issues. An early Spiers effort having the fancy, finial cap screw. Stewart Spiers (b. 1820-d. 1899) perhaps the finest plane maker that ever existed. His planes were not only the best in quality of construction but also aesthetically pleasing. The Spiers firm operated from 1840-1936