Martin 100Q13H MST® Q1 Bushed Solid Type 4 Split Single Roller Chain Sprocket, 0.75 to 2.688 in Dia Bore, 5.821 in OD, 100 Chain, 13 Teeth, 1-1/4 in Pitch, Steel
Martin split taper sprocket is another style of bushed sprocket. The split taper bushing, when installed, offers a wide range of bore sizes.
Martin Split Single Roller Chain Sprocket, MST® Q1 Bushed Solid Type 4, 0.75 to 2.688 in Bore Dia, 5.821 in Outside Dia, 100 Chain, 13 Teeth, 1-1/4 in Pitch, 5.223 in, 4-1/8 in Hub Dia, 1/2 in W Keyway, 2-1/2 in Length Through Bore, Type Q1 Split Taper Bushing, Steel