Lower Link Implement Pin Dual Thread Size 5/8in X CAT. - Sparex Part S.1700Lower Link Implement Pin Dual Thread Size 5 8''x Cat. Sparex Part No. S. 1700 This high quality lower link implement pin is designed for use with a variety of agricultural machinery. It features a dual thread size of 5 8" UNF and is compatible with a range of Landini and Massey Ferguson models. Product Specifications Brand: Spenco Thread Size: 5 8'' UNF A (ins): 1 3 4 A (mm): 44. 5 B (ins): 1 25 64 B (mm): 35 C (ins): 7 8 C (mm): 22 F (ins): 7 8 F