BSA 1925-1926

42 tooth to suit 520 chain
Equivalent to part number 15-584

BSA 1926-1929 Rear Sprocket

42 tooth to suit 520 chain
Equivalent to part number 24-6755

BSA 1927-1930 Rear Sprocket

42 tooth to suit 520 chain
Equivalent to part numbers 25-6722 & 15-585

Douglas CW 1924-25 Gearbox Drive Sprocket

Flame hardened to +50 HRC.
Suits Renold 110044 chain (Also available with alternate tooth profile to suit 420 chain)

Douglas CW 1924-25 Rear Sprocket Lock Ring

Douglas CW 1924-25 Rear Sprocket

Broached tapered center spline and correct pressed offset. Suits Renold 110044 chain (Also available with alternate tooth profile to suit 420 chain)  

Douglas EW 1926-28 350cc Clutch Sprocket

22T recessed plate type with 3/32" rivet holes. Made from 4140 and flame hardened to +56 HRC. Precision ground bore. Suits Renold 110044 chain

Douglas CW & EW 350cc Cush Drive Sprocket

Suits Renold 110044 chain

Douglas EW 1926-28 350cc Rear Brake Drum Sprocket

57T with inner recess for soft solder fillet.
Suits Renold 110044 chain

Douglas EW 1926-28 350cc Gearbox Inner Sprocket

Tapered bore with 1/8" keyways. Flame hardened to +50 HRC.
Suits Renold 110044 chain

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