Makita Trim Router Extended Base Plate - ToolCurve
Router Base Plate Adapter
POWERTEC 71369 Router Base Plate with Centering Pin | 6-1/2" Diameter, 5/16" Thick |Letter-Marked Pre-Drilled Holes - Amazon.com
Amazon.com: Universal Router Table Base Plate Router Acrylic Base Plate with Centering Pin Screws and Multiple Pre Drilled Holes : Tools & Home Improvement