TSUBAKI Sprockets for Drive Chains
RS Sprockets Pilot Bore Series

These sprockets are for general use roller chains (JIS/ISO standards), with an extensive line-up of standardized products.
Available in steel types (unhardened/hardened teeth specifications), TOUGH TOOTH Sprockets optimized for Heavy Duty Chain, stainless steel types, and plastic types.
Product Lineup
Steel type RS Sprockets
Standardized hub types and extensive line-up available. (Available in unhardened/hardened teeth specifications)
RS Tough Tooth Sprockets
A stronger, more durable sprocket for Heavy Duty Drive Chain. Brings out the best in Tsubaki’s Heavy Duty Drive Chains.
Stainless steel type RS Sprocket
Superb corrosion resistance and heat resistance, and can be used in high/low temperature environments Single-strand 1B Type RS sprockets for RS11 – RS80 chain sizes (1C stocked for RS11) are stocked items.
Plastic type RS Sprocket
Superb corrosion resistance and heat resistance, and can be used in high/low temperature environments. Single-strand 1B Type RS sprockets for RS11 – RS80 chain sizes (1C stocked for RS11) are stocked items.