Extreme Max Boattector Stainless Steel Bolt Type Chain Shackle 5/8in Each. These Boating & Marine designed by Extreme Max are constructed out of marine grade 316 stainless steel so they can hold up against harsh marine environments. The Extreme Max SS Bolt Type Chain Shackle is designed for use with ropes and chains with a 1in width. Keep these Extreme Max SS Chain Shackles on hand to stabilize your boat and secure your cargo. Please note that these shackles are not designed for overhead lifting applications. Features of Extreme Max Boattector Stainless Steel Bolt Type Chain Shackle Marine grade 316 stainless steel construction Durable and corrosion-resistant will not rust Do not use in overhead lifting applications Shackle Size: 1" Working Load Limit: 12000 lbs. Package Contents: Extreme Max Boattector Stainless Steel Bolt Type Chain Shackle Extreme Max 3006.8354: Boattector Stainless Steel Bolt Type Chain Shackle 5/8in Each