BlackStar H50A13 - 50 Pitch A-Plate Sprocket - 13 Tooth PowerGrip GT Sprockets What is the Megadyne A87

What is the Megadyne A87 used for

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Is 2/8VK1800 the same as other brands' 2/8VK1800

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BlackStar H50A13 - 50 Pitch A-Plate Sprocket - 13 Tooth PowerGrip GT Sprockets What is the Megadyne A87The BlackStar H50A13 is a 50 pitch A Plate roller chain sprocket with 13 teeth, precision manufactured from SAE 1045 steel with induction hardened teeth for extended wear life and features machine cut tooth profiles for smooth, reliable chain engagement. Specifications Part Number H50A13 Chain Pitch 50 Number of Teeth 13 Bore Type Plain Bore Hub Style A Plate Strand Count Single Material Steel Hardened Teeth Yes Outside Diameter 2. 91" Pitch Diameter