This is Delta no. 46-490. This is a heavy duty ball bearing live center with a no. 2 Morse taper shank. This will fit all wood lathes with a No. 2 Morse taper internal tailstock taper. These will take the heat out of the tailstock center and keep it running truer and cool. The bearing is changeable when in wears out. This kit includes three interchangeable centers. One is a standard point, one a cup style point, and a flat face for stabilizing bowl blanks and platters. Discontinued by Delta. While supplies last. Shipping on this item is free via USPS or UPS. I do ship internationally, just email me your location and I will quote shipping to your country.