The item for sale is 4 pack (16" Tie-Down Extensions) from Keeper. These tie down extensions are designed for Heavy Duty applications. The Soft-Tie Extensions are recommended for use to secure a Motoercycle/ATV up to 800 lbs. per strap. The straps have a rated capacity of 800 lbs Load Limit.. The Keeper part number is 05729, and for more information on Keeper products, it can be found at www.keepercorp.com.