Adam, The Toby tabs were made to an already existing spec and as such the shank is a little too long. The washers are to compensate. They do fit but are tight - this is intentional. Martin #1458 #4426 Adam wrote: > I just got my Toby TABs and I must say that I am impressed with the > bolts, they're sweet bolts! But I do have a question about the 4 > washers that the bolts came packaged with. What are these washers for > exactly? What would the part number be for the washers in the Parts > Manual? > > I thought they were shims but I found that the washers don't fit > around the bolts. > > thanks, > Adam Price 16683