Porter-Cable 690 Series Router Bases
All three bases fit most 3-1/2" diameter Porter-Cable (or previous Rockwell) motors:
350, 630, 670, 690, 691. Not recommended for use with models. 100, 100M, 150M, 1002 and 1502. These
bases also fit the following competitive routers: Black & Decker Model 2720, Bosch Models 1601,
1602, 1603, 1604, 1606.