This is the top from an old Black & Decker Router/Saw table ("Power Tool Table"). Thick plastic with channels and holes for mounting either a router, or a circular saw.
Slightly minority interest but could be useful for someone to adapt to create their own router table?
Collection by arrangement from Hollingbury area.
Black & Decker Router/Saw "Power Tool table" top (Hollingbury BN1)
This offer has been gifted to someone and is no longer available.