Kinedyne 5/16" - 3/8" Recoilless Chain Binder - 10039 and as a finished-size tarp

and as a finished-size tarp it measures within 1-3 inches of 20' x 40'

Sigman 20 ft x 40 ft 18 oz Vinyl Coated Polyester Tarp is a heavy-duty waterproof tarp designed for outdoor cover use in high-UV and high-wear conditions

Fabric Weight: 7 oz per sq

Sigman 8' x 20' Flame Retardant Tarp 22 oz Vinyl Laminated Polyester is flame retardant

Kinedyne 5/16" - 3/8" Recoilless Chain Binder - 10039 and as a finished-size tarpKinedyne 5 16" 3 8" Recoilless Chain Binder 10039. Recoilless and easy to operate chain binder locks securely when binding or releasing, without extra tools. Anti kickback handle allows for quick and easy use. Working Load Limit: 5,400 lbs. 2450 kgs. Fits: 5 16" to 3 8" chain. Weight: 3. 5 lbs., 1. 6 kgs. WARNING: Load binder's working load limit must be equal or greater than working load limit of chain.