Premium Phenolic Router Plate 9-1/4" x 11-3/4" By Peachtree Woodworking PW3054 Phenolic .318" (approx) thick router plate Snap out rings for openings of 3 7/8", 2 5/8" & 1 1/4" Includes a shoulder pin for freehand work Unique cam adjusters to insure a perfect fit in your router table Threaded Allen Wrench inserts in each corner for leveling and adjustments