Cotter Pin, 1/8 x 2" Hammerlock Cotter Pin Compare with: Auveco #8490, W&E # 2170, Crest / Midwest # CRX135-420, CRX146-420, CRX135420, CRX146420, Clip Lizard # 230832, Disco # 4090PK, 4090B, S&R # 390080