Click to expand Tap to zoom S&S, Sprocket Shaft Assembly for 30-54 Big Twin by S&S Currently unavailable £196.29 | / SKU MCS512529 1 2 3 4 5 6 7 8 9 10+ Quantity Quantity Currently unavailable DescriptionS&S, sprocket shaft assemblyDetailsTapered. With S&S E or OEM flywheels. Repl. 24001-30.30-54 B.T.