SpoolTek Lures ST4AU-10 4" Ayu Lure with 4/0 Hook, 10" Leader, 1/2 oz Go to amazon.com Related posts The 10 best spooltek lures 4inch 2022 How to find the best spooltek 4 inch for 2022? FeatureSpoolTek ST4AU-12 Pro series FattySwimbait, 4 inch , 1/2 oz, 6/0 hook, ayuST4AU-12 number: ST4AU-12 DescriptionSpoolTek ST4AU-12 Pro Series Fatty. Swimbait, 4 inch , 1/2 oz, 6/0 hook, ayu. Sinking. ST4AU-12 number: ST4AU-12.