Here is the Y/B feet riser block STL for the Foreman rails for those who want to print their own.
Foreman Riser Block.STL (199.2 KB)
If you want some out of metal, here’s the listing:
These metal riser blocks are included with every foreman sized machine. We sell spares as some users want them. The foreman is the only machine that requires them for use due to clearance with the gantry blocks.