BlackStar 40B25 - 40 Pitch B-Hub Sprocket - 25 Tooth XPC so a 2/BK108 from any

so a 2/BK108 from any major manufacturer shares the same cross-section and length and runs on the same sheaves

Sheave Type Multi-Duty QD Groove Count 6 Outside Diameter 18

Specifications Part Number 40BS22 1 K2S Chain Pitch 40 Number of Teeth 22 Bore Size 1" Minimum Bore 5/8" Maximum Bore 1-1/2" Bore Type Finished Bore (Keyway + Set Screws) Hub Style Finished Bore Strand Count Single Material Steel Outside Diameter 3

"name":"Bando 10PK1355 Automotive Serpentine Belt"

The D&D Global 3/BK137 is a standard V-belt featuring Classical B-section dimensions

BlackStar 40B25 - 40 Pitch B-Hub Sprocket - 25 Tooth XPC so a 2/BK108 from anyThe BlackStar 40B25 is a 40 pitch B Hub roller chain sprocket with 25 teeth, precision manufactured from SAE 1045 steel and features machine cut tooth profiles for smooth, reliable chain engagement. Specifications Part Number 40B25 Chain Pitch 40 Number of Teeth 25 Minimum Bore 5 8" Maximum Bore 2 1 4" Bore Type Plain Bore Hub Style B Hub Strand Count Single Material Steel Outside Diameter 4. 26" Pitch Diameter 3. 989" Approx. Weight 2. 54 lbs Cross