Kreg Precision Router Table Insert Plate, Phenolic, 9-1/4 in L, 11-3/4 in W, 3/8 in H, Suitable for: Porter-Cable 690, 890 Series and Bosch 1617 Routers, Includes: (1) Phenolic Insert Plate, (1) 1 in, (1) 1-3/16 in, (1) 2-5/8 in Level-Loc Rings, Mounting Hardware

• This rugged 3/8 in the phenolic insert plate is designed to provide a solid, flat and perfectly level mounting surface for your router
• Measuring 9-1/4 x 11-3/4 in, it will accept almost any router with ease
• Mounting your router to this plate is easy, but it isn't cluttered up with a bunch of extra predrilled mounting holes that you won't need, instead, this plate comes with pre-drilled holes and mounting hardware to fit the Porter-Cable 690 and 890 Series, along with the Bosch 1617
• The plate is equipped with our Level-Loc reducing rings that allow you to easily change the size of the opening around the router bit, these rings simply twist into place using an included ring wrench to lock in level and flush with the plate surface
• The plate comes with three Level-Loc rings - 1 in, 1-3/16 in for use with universal-style guide bushings and 2-5/8 in
• Alignment marks make it easy to center and mount on almost any router

• Instruction/Installation Manual https://assets.unilogcorp.com/187/ITEM/DOC/Kreg_103319864_Installation_Manual.pdf