The Porter-Cable 42186 is a router sub-base. The Porter-Cable sub-base is the standard replacement for Porter-Cable routers with 5-3/4 inch sub bases. The center hole is 1-1/8 inch in diameter and accepts Porter-Cable template guides. It fits current and past models including 100, 690, 691, 693, 9690 and 693PK.
5-3/4 inch diameter to fit many Porter-Cable routers1-1/8 inch center hole accepts Porter-Cable template guidesFits current and past models including 100, 690, 691, 693, 9690 and 693PKInstalls easily with existing mounting screwsStandard Center Hole (1 1/8 inch) Use with models except 514, 518, 520, 7518, 7519, 7536, 7537, 7538, 7539
Router Sub-Base
Supporting routers