Fits all routers with Porter-Cable style sub-bases. Note: You will need a bushing lock nut.

Features:
7/16″ OD x 11/32″ ID Brass Bushing
Fits all routers with Porter-Cable style sub-bases
All guides protrude 0.240″ to work with any template material of 1/4″ thickness and larger
OD = outside diameter; ID = inside diameter.