20V Brushless Cordless Variable Speed Compact Router, Tool Only
Bosch 12 Amp 2-1/4 HP Variable Speed Plunge and Fixed Base Corded Router Kit with Bonus 15 Amp Corded Benchtop Router Table 1617EVSPKRA1181 - The Home Depot
Woodstock D4083 Router Speed Control | Dynamite Tool
Router Speed Control - Power Router Accessories - Amazon.com
Harbor Freight Router Speed Control Mod (with Pictures) - Instructables
Harbor Freight Router Speed Control Mod (with Pictures) - Instructables