The Mauler spreader bar is constructed of a durable Stainless Steel bridled 36 inch Bar. We use 150lb test mono, eleven 9 Inch Premium SQUIDNATION Mauler Squids. We rig a 275lb swivel at the end so you can attach your favorite hooked bait. This Spreader Bar is a tuna catching machine. It is available in all the colors offered in our 9" Mauler Squids. Contact us for custom color combinations!