BlackStar 35SH84 - 35 Pitch QD Sprocket - 84 Tooth 3.5/8" 1085H075 is a timing belt

1085H075 is a timing belt used on positive

"name": "What is 1184-8M-50 used for

It is a direct replacement for Jason Industrial 3/3VX1320

so a 1210-5M-25 from any major manufacturer shares the same dimensions and runs on the same pulleys/sheaves

BlackStar 35SH84 - 35 Pitch QD Sprocket - 84 Tooth 3.5/8" 1085H075 is a timing beltThe BlackStar 35SH84 is a 35 pitch QD roller chain sprocket with 84 teeth, precision manufactured from SAE 1045 steel and features machine cut tooth profiles for smooth, reliable chain engagement. This sprocket requires a QD Type SH Bushing (sold separately). Specifications Part Number 35SH84 Chain Pitch 35 Number of Teeth 84 Maximum Bore 1 5 8" Bore Type QD Hub Style QD Bushing Required QD Type SH Bushing Strand Count Single Material Steel Outside