BSA 1923-1924

35 tooth to suit 520 chain
Equivalent to part number 15-574

BSA 1925-1926

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

BSA 1924-1926

Rear sprocket locknut to suit sprockets 15-584 & 15-574 
Equivalent to part number 15-575

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 530 chain
Equivalent to part number 25-6722

BSA 1927-1930 Rear Sprocket

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

Douglas CW 1924-25 Gearbox Drive Sprocket

Flame hardened to +50 HRC.
Suits Renold 110044 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

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. Supplied with rivets. 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

Douglas CW 1924-25 350cc Clutch Sprocket

12 Rivet, 22T 4140 Flame hardened to +56 HRC. 3/32" rivet holes and precision ground bore. Supplied with rivets.
Suits Renold 110044 chain 

Douglas CW 1924-25 Clutch Sprocket

18 Rivet, 22T 4140 Flame hardened to +56 HRC. 3/32" rivet holes and precision ground bore. Supplied with rivets.
Suits Renold 110044 chain 

Douglas TS 1920-1925 Flywheel Sprocket

1045 Flame hardened to +50 HRC.
16 tooth to suits 520 chain. Flywheel side spacer integrated into sprocket.

Douglas TS 1920-1925 Gearbox Primary Sprocket

31 tooth to suit 520 chain.

Indian Scout 1922-1926 Rear Sprocket

40 tooth to suit 530 chain (Rivets included)

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