BlackStar D50CTL102 - Double Strand 50 Pitch Taper Lock Sprocket - 102 ToothThe BlackStar D50CTL102 is a 50 pitch double strand Taper Lock roller chain sprocket with 102 teeth, precision manufactured from SAE 1045 steel and features machine cut tooth profiles for smooth, reliable chain engagement. This sprocket requires a Taper Lock Bushing (sold separately). Specifications Part Number D50CTL102 Chain Pitch 50 Number of Teeth 102 Bore Type Plain Bore Hub Style Taper Lock Bushing Required Taper Lock Bushing Strand Count Double