815-25-20-PTBS
Split drive sprocket, machined from solid,
with guide rings in polyamide, 25 teeth,
bore 20 mm without keyway, width: 47.5 mm,
hub width: 41.5 mm, for chains series 815,
812, 881M, screws and parallel dowel pins in
stainless steel, inserts in nickel plated brass
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