Self-Locking D Shackle - Diameter 4mm - 5/32"Features: Self-locking D shackle forged in grade 316L stainless steel The pin is locked into one of the indentations No risks of loosening due to vibrations Outstanding working and breaking loads WLL: only for industrial applications (lifting i.ea |) CE marking and batch number Applications: Standard applications of the shackle Attachment applications: blocks, head Specifications: Materials 316 stainless steel grade Working load (lb) 700 WLL (lb) 300 Breaking load (lb) 1540 Weight (lb) 0.015 Dimensions (see 2nd image) A (inch) 33/64" B (inch) 5/16" C (inch) 5/32" D (inch) 5/16" D diameter (inch) 5/32" E (inch) 1/8" F (inch) 29/32" G (inch) 25/32"