Floor chain tie-down anchors are available in either weld-on or bolt-on models to meet your specific needs. Each are made with 3/8 in grade 70 transport chain for strength and durability. Weld-on configuration for maximum durability 3/8″ grade 70 transport chain for strength and durability Durable black E-coat finish for corrosion resistance Working load limit: 6,000 lbs