◆ Reliable power transmission for industrial drives ● Built to ISO 606 / BS 228 — direct interchange with all BS chain ▲ Available in simplex, duplex and triplex configurations European standard chain. SY BS roller chain is manufactured to ISO 606 / BS 228 standard dimensions, the go-to chain for British and European spec drives across industry. Available in simplex, duplex and triplex strands from the 04 miniature series through 32B, supplied in standard 10ft boxes with full connecting link and offset half link cover. People Also Ask — SY BS Roller Chain Simplex What standard is SY BS roller chain manufactured to? It's manufactured to ISO 606 / BS 228 standard dimensions — the go-to chain standard for British and European spec drives, and it's a direct interchange with all BS chain. What configurations does SY BS roller chain come in? Simplex, duplex and triplex configurations, from the 04 miniature series through to 32B. What does the chain come supplied with? Standard 10ft boxes, complete with a full connecting link and an offset half link cover. Is SY BS roller chain interchangeable with other BS chain brands? Yes — because it's built to ISO 606 / BS 228 standard dimensions, it's a direct interchange with all BS chain, making it a reliable option for industrial drives already running BS-spec chain.