Item description from the sellerItem description from the seller
When used as a yoke/endshake screw, it usually requires fitting. Fits models: 64, 65, 66, 67, 610, 617, 624, 625, 629, 657, 681, 686, and maybe more. One flat head side plate screw is included which fits in the most rearward side plate hole (1 required per sideplate).