Fastest, Safest and Easiest way to connect rope, cables and more to SNAPLOCS E-Track Singles and E-Track! The 5/16" receiver hole allows for the attachment of a multitude of items. EA-Fitting has an enormous 4400 lb break strength and 1467 lb working load with a super durable Zinc plated finish. Snap-Loc also offers a variety of System Accessories, SNAPLOCS E-Track Singles and Straps for most every type of application. Snap-Loc is Ultimate Cargo Control!