Multiple purchases available ☆ 40 size SUS chain (3m) ☆ 50 size stainless steel chains are also available, so feel free to comment. m(_ _)m Features The stainless steel chain is made entirely of SUS304 material. Applications Suitable for use in environments with chemical corrosion such as acids and alkalis, places exposed to water or steam, and high or low temperatures. Pitch (mm): 12.7 Roller outer diameter (mm): 7.92 Inner link inner width (mm): 7.95 Country of origin: Japan Katayama Chain SUS Chain Thank you for viewing.