General description Link Howard Chain is designed specifically for agricultural flailing and muck spreading applications. These chains are zinc plated, ensuring a long-lasting finish that withstands the rigors of farming use. Please note that due to previous storage conditions, this product may exhibit rust or corrosion on certain parts. Technical specifications Size: 1/2" x 13 Link Finish: Zinc Plated Product Codes and Dimensions: SFFCG: A (10 mm), B (34.5 mm), C (53 mm), D (14.5 mm), E (33 mm), F (450 mm) SFFCH: A (10 mm), B (34.5 mm), C (53 mm), D (14.5 mm), E (33 mm), F (520 mm) SFFCJ: A (12 mm), B (41 mm), C (61.5 mm), D (16 mm), E (37.5 mm), F (510 mm) SFFCK: A (12 mm), B (41 mm), C (61.5 mm), D (16 mm), E (37.5 mm), F (600 mm)