Troy Bilt Sickle Bar Rivets part# P404965 superseeds to part# GW-P404965. This is a tapered head rivet that is 3/16" in diameter and 5/8" long. These rivets are used on the cutter bar of the following models; 10789, 10790, 11307, 11310, and 5018. These rivets are priced per piece. There may be models that use this rivet that we have not listed here, so please consult your owners manual for the correct part number for your model.