Portable Winch Choker Chain, Model# PCA-1295 by Portable Winch Made from 1/4" grade 70 steel. Choker Chain is equipped with a special C-hook for quick, secure hook-ups, plus a 12" steel rod that lets you easily slide it under logs or through a skidding cone. 12,600 lb. break strength. Anodized steel construction; 1/4" diameter grade-70 steel links.