Sign of the Crab rebuild kit.
This kit supplies all the needed washers and gaskets for Sign of the Crab’s Lavatory widespread faucets. This set only works with the earlier Compression stems, it isn’t applicable with ceramic quarterturn cartridges. To know which you have, turn the faucet handle from off to fully on. If the handle moves more than a 1/4 of a turn, you have a compression stem.