Agency 6 2.5in Shackle Block Black. Note: Do not exceed the lowest weight capacity of any component (ex: vehicle hitch receiver etc). Specifications for Agency 6 2.5in Shackle Block: Manufacturer: Agency 6 Maximum Towing Weight: 19000 lbs Fabric/Material: Aluminum Finish: CNC Machined Features of Agency 6 2.5in Shackle Block Designed with style the block has a work load rating of 19000 lbs capable of standard recovery ops in off road situations. Fits 2.5 inch receivers and 7/8in D-rings. Package Contents: Agency 6 2.5in Shackle Block Agency 6 SB2.5-BLK: 2.5in Shackle Block Black