Pikies are metal lip plugs that have more wag than other meta lips. Depending upon the builder, they have a slug of weight up front, gets that ass wagging.

Livnfish Pikie
Fixter Pikies
Fixter Pikie
Goo Goo Man small Pikies

Tuning metal lips: Bend ring up and plug digs deeper, bend ring down and plug stays on top, bend lip down and plug swims shallower, bend lip up and plug digs harder.