PORTER-CABLE 6911 D-Handle Base D-Handle Base with trigger for single-handed control For use with 690 Series router motors Preferred base configuration for use with dovetail jigs Dimensions: 12.5 x 8.8 x 12 inches (WxHxD); weighs 2.0 pounds D-Handle Base with trigger for single-handed control For use with 690 Series router motors Preferred base configuration for use with dovetail jigs Dimensions: 12.5 x 8.8 x 12 inches (WxHxD); weighs 2.0 pounds Micrometer ring makes adjustments to 1/64 of an inch