... G2150 1. US type drop forged bolt type dee shackles G-21502. Thin hex head bolt-nut with cotter pin , ... for those provisions of the contractor3. Surface of bolt type dee shackle: hot dip galvanized, self colored, electro galvanized, high polished4 ... . Material of bolt type dee shackle: carbon steel, stainless steel 316,304, alloy steel etc ...