BlackStar 50BS58 1 15/16 K2S - 50 Pitch Finished Bore Sprocket - 58 Tooth - 1-15/16" Bore PK Section a 2240 mm datum length

a 2240 mm datum length in the SPB cross section

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so the Megadyne 2/5VX600 interchanges with Gates

"name": "What is the temperature rating of A84

5 Multi-Duty Sheaves - QD 78344095"

BlackStar 50BS58 1 15/16 K2S - 50 Pitch Finished Bore Sprocket - 58 Tooth - 1-15/16" Bore PK Section a 2240 mm datum lengthThe BlackStar 50BS58 1 15 16 K2S is a 50 pitch Finished Bore roller chain sprocket with 58 teeth, precision manufactured from SAE 1045 steel and features machine cut tooth profiles for smooth, reliable chain engagement. This sprocket has a 1 15 16" bore with keyway and set screws and is ready for immediate installation. Specifications Part Number 50BS58 1 15 16 K2S Chain Pitch 50 Number of Teeth 58 Bore Size 1 15 16" Minimum Bore 1" Maximum Bore 1 15