BlackStar D40B96 - Double Strand 40 Pitch B-Hub Sprocket - 96 Tooth 1.7/8" It is a direct replacement

It is a direct replacement for Jason Industrial 6/B128

The Gates AK35

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1220K8 has 8 ribs and a 122

Pitch Profile 20M Pitch 3 mm Tooth Profile Curved (HTD) Tooth Location Single Side Number of Teeth 128 Width 20

BlackStar D40B96 - Double Strand 40 Pitch B-Hub Sprocket - 96 Tooth 1.7/8" It is a direct replacementThe BlackStar D40B96 is a 40 pitch double strand B Hub roller chain sprocket with 96 teeth, precision manufactured from SAE 1045 steel and features machine cut tooth profiles for smooth, reliable chain engagement. Specifications Part Number D40B96 Chain Pitch 40 Number of Teeth 96 Minimum Bore 1 3 16" Maximum Bore 2 3 4" Bore Type Plain Bore Hub Style B Hub Strand Count Double Material Steel Outside Diameter 15. 57" Pitch Diameter 15. 282" Approx.