Gallery Mast Unit Ready For Action! Unit 1! Slickline and 1/4″ Cable for Fishing or just getting serious! Unit 2. Small but Mighty. This unit has a lighter footprint, but still has 2.74 mm AND 3.18 mm slickline. Standing room only… Unit 3. 17 ton picker. Handy for hanging .150″ slickline sheaves. Dan’s Pride and Joy! Unit 4 has 3.18 mm and 3.81 mm slickline. We can pull the .150 to 2500 lbs if need be.