Anchor Shackle-Bolt Nut Cotter, Carbon, Working Load Limit 28, 000 Lb, Body Size 1 1/4 In, Pin or Bolt Dia 1 3/8 In, Width Between Eyes 2 1/32 In, Body Material Forged, Heat-treated Steel, Micro Alloy, Forged, Heat-treated, Tempered and Extra Strong Load Pin, Galvanized Finish, Standards Exceeds Federal Specifications, RR-C271D Technical Specification Item Anchor Shackle-Bolt Nut Cotter Working Load Limit 28, 000 lb. Width Between Eyes 2-1/32 Body Size 1-1/4 Body Material Forged, Heat-treated Steel Finish Galvanized Standards Exceeds Federal Specifications, RR-C271D Additional Information Bolt, Nut, and Cotter Shackles Heavy-duty shackles provide a secure, semipermanent connection. The micro alloy load pin provides a higher working load limit than similar-sized shackles, so smaller shackles can carry the same load as many larger-sized shackles. Marked with size and working load limit (WLL), in tons. Galvanized per ASTM A153 Forged, heat-treated steel body and load pin; pin is also tempered for added strength Steel shackles exceed, alloy shackles meet Federal RR-C271D standards