Here's the toughest 3/4" pitch chain around. Carlton G7S is designed to take on the most demanding harvesting conditions. Each part of the chain is overbuilt to reduce stretching and breaking. Cutters have a .060" depth gauge for aggressive cutting speeds. * Available in .122" gauge * A .750 pitch chain designed exclusively for mechanical harvesters * Heavy duty chassis for high strength and durability * Good stay sharp capabilities * Uses .122 gauge guide bars Loops - priced by the Drive Link. Order number of Drive Links you need for your loop. Example - 56, 58, 57, 66, etc. - depending on the size of your bar. See below for 50' roll. Carlton G7S 3/4" Harvester Chain - Sold by Drive Link G67S-Per Drive Link$0.65 Carlton G7S 3/4" Harvester Saw Chain - 50' Roll G7S-50R$225.00 Need more information? Please feel free to contact us at 1-800-592-6940 - Ask for Extension 547 or Internet Sales.