BlackStar D40BTL21H - Double Strand 40 Pitch Taper Lock Sprocket - 21 Tooth 14MGT Section "mpn":"150T5/545US-D&D"

"mpn":"150T5/545US-D&D"

"sku":"12/BK143-D&D"

"sku":"TB072053620795"

so a 3/5VX1120 from any major manufacturer shares the same dimensions and runs on the same pulleys/sheaves

"name":"D&D Global 6/B190 V-Belt - B Section

BlackStar D40BTL21H - Double Strand 40 Pitch Taper Lock Sprocket - 21 Tooth 14MGT Section "mpn":"150T5/545US-D&D"The BlackStar D40BTL21H is a 40 pitch double strand Taper Lock roller chain sprocket with 21 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 D40BTL21H Chain Pitch 40 Number of Teeth 21 Bore Type Taper Lock Hub Style Taper Lock Bushing Required Taper Lock Bushing Strand Count Double