Sprockets HS-828/880/880T/880T-BO/880-EL/880-EL BO/878BO/878-EL BO/LBP878T series
Standard Teeth Choice:9T/10T/11T/12T
Standard Bore Choice:25MM/30MM/35MM/40MM
Other bore sizes in imperial units are available.
For more informations,pls visit our websites or give us inquiry,tks.