Self-Locking Allen Head Pin Bow Shackle - 6mm Diameter - 1/4"Features: Self-locking twisted shackle with allen head pin forged in grade 316L stainless steel The pin is locked into one of the indentations The head of the pin does not stick out from the shackle body and thus eliminates any risk of snagging No risks of loosening due to vibrations Outstanding working and breaking loads WLL: only for industrial applications (lifting i.ea |) Applications: Ideal to link chains and anchor On the halyard, avoids damaging the sails To be used when the clutter is reduced To be used when ample room is required Specifications: Materials: 316 stainless steel grade Working load: (lb) 1320 / (kg) 600 WLL: (lb) 660 / (kg) 300 Breaking load: (lb) 3300 / (kg) 1500 Weight: (lb) 0.064 / (g) 29 Dimensions: A: (inch) 1 1/16" / (mm) 27 B: (inch) 15/32" / (mm) 12 C: (inch) 15/64" / (mm) 6 D: (inch) 15/32" / (mm) 12 D diameter: (inch) 15/64" / (mm) 6 E: (inch) 13/64" / (mm) 5 F: (inch) 3/64" / (mm) 1 M: (inch) 1 17/64" / (mm) 32 Caption: Working Load (WL): For nautical applications Working Load Limit (WLL): For industrial applications only. The safety factor is 5 times the breaking load.WLL = Breaking load / 5 *Sold as an Individual Quick Guide (pdf)