Info:TRITAN® 25B09H X 1/4 MPB Standard Hub Type B Minimum Plain Bore Hardened Teeth Single Strand Precision Roller Chain Sprocket, 1/4 in Dia Bore, 0.837 in OD, 25 Chain, 09 Teeth, 1/4 in Pitch, Forged Steel
Info:Browning® 1121268 Single Strand Minimum Bore Type B Roller Chain Sprocket With Keyway, 1/4 in Dia Bore, 0.92 in OD, #25 Chain, 10 Teeth, 1/4 in Pitch, Steel
Info:TRITAN® 25B10H X 1/4 MPB Standard Hub Type B Minimum Plain Bore Hardened Teeth Single Strand Precision Roller Chain Sprocket, 1/4 in Dia Bore, 0.919 in OD, 25 Chain, 10 Teeth, 1/4 in Pitch, Forged Steel