West Marine Ronstan Medium Boom Vang Block & Tackle System 3/8 x 35' Line. Can also be used as a preventer, mainsheet or emergency tackle. The item "West Marine Ronstan Medium Boom Vang Block & Tackle System 3/8 x 35' Line" is in sale since Thursday, August 15, 2019. This item is in the category "eBay Motors\Parts & Accessories\Boat Parts\Sailing Hardware & Gear\Other Sailing Hardware & Gear". The seller is "jayedwin" and is located in Pasco, Washington.This item can be shipped to United States.