Manufactured from technically advanced domestic (U.S.A.) micro alloy steel with optimal hardness for strength and ductility.
	
All shackles have alloy quenched and tempered pins
	
Working load limit and traceability codes shown as permanent markings on body
	
Available in sizes 3/16" to 3" § Available finishes include powder coated, selfcolored or galvanized per ASTM A153
	
All bolt, nut & cotter shackles have thread-protected ends
	
Shackles meet dimensional, marking and performance requirements of RR-C-271
	
Standard industry tolerances apply
	
Design factor 6:1 (2-1/2" and 3" carbon shackles have a 5:1 design factor)