DEWALT DW616/618 Router Plunge Base in the Router Parts & Attachments department at Lowes.com
Bosch 1/4-in and 1/2-in 12-Amp 2.25-HP Variable Speed Combo Fixed/Plunge Corded Router with Hard Case (Tool Only) in the Routers department at Lowes.com
BOSCH RA1166 Plunge Router Base - Power Router Accessories - Amazon.com
Triton TRA001 3-1/4 HP Dual Mode Precision Plunge Router - Power Plunge Routers - Amazon.com