Extreme Max Boattector Stainless Steel Anchor Shackle 1in. These Boating & Marine from the innovators at Extreme Max feature a marine grade 316 stainless steel construction for lasting durability in complex marine environments. With a working load limit of 12000 lbs. the Extreme Max 316 Stainless Steel Anchor Shackle won't let the weather stand in your way. Whether you're docking your boat or spending the day out on the water the Extreme Max 12000 lb Anchor Shackle is a great way to keep your anchor secure and in place. Features of Extreme Max Boattector Stainless Steel Anchor 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 Anchor Shackle Extreme Max 3006.8336: Boattector Stainless Steel Anchor Shackle 1in