Extreme Duty Soft Shackle 3/8 x 20 Inch Factor 55Soft shackles may be used as a lightweight replacement connecting rigging for common steel screw pin shackles. The Factor 55 10 inch and 20 inch diameter Extreme Duty Soft Shackles are made in the USA under the uncompromised Factor 55 quality standards. Like all Factor 55 rigging products, these shackles have been lab and field tested to assure consistent minimum breaking strength values. Each extreme duty soft shackle is constructed of HMPE Plasma