This is Delta no. 422-04-074-0001S.  This is a pair of the plugs, or bullets, for the up/down/tilt shafts on the Delta Unisaws and HD shapers.  These will repair one shaft.   Shipping on this item is free via USPS or UPS. I do combine shipping wherever possible. I do ship internationally. Just email me and I will quote shipping to your country.