... volume,carring a big weight US Type Screw Pin D Shackle G2101.According to the production standar are generally ... into :G209 (BW) ,G210(DW) ,G2130 (BX) ,G2150 (DX).3.According to the type are divided into: Bow shackle ... , Bow shackle with nut, D type shackle, D type shackle with nut.4. Material quality : Carbon ... for customers saitisfaiction . US Type Screw Pin D Shackle G210