Vertical jigging a Jigging Rap is a phenomenal way to target for the biggest walleyes in the lake. You may have heard this before, but why is it the case? In the video above, Brett McComas demonstrates how he uses his electronics to find and isolate large marks on his screen that represent massive walleyes down in the depths. The weight and action of the Jigging Rap allow you to target these bigger fish with pinpoint precision.