Overview Reviews Product Description Design factor 3:1 Vanguard Catalog Product Videos Custom Field Diameter 5/16" Working load limit 3335lbs Product Reviews Write a Review Write a Review × Vanguard 5/16 x 18" Grade 70 Chain Tail Assembly w/ 2" Web Width 3705 4010 Rating * Select Rating 1 star (worst) 2 stars 3 stars (average) 4 stars 5 stars (best) Name Review Subject * Comments *