BlackStar 1VM50 3/4 TYPE 1 - Variable Pitch Sheave Pitch-100 32AT10/890US is a timing belt

32AT10/890US is a timing belt used on positive

The Gates 1390M6 Micro-V Belts 917413906 is a standard V-belt

The Gates 450H150 PowerGrip Timing Belts is a synchronous timing belt with H-pitch profile

"name":"Continental CTD8M-2800-12 SYNCHROCHAIN CARBON"

The 8/B103 has a 21/32" width

BlackStar 1VM50 3/4 TYPE 1 - Variable Pitch Sheave Pitch-100 32AT10/890US is a timing beltThe BlackStar 1VM50 3 4 TYPE 1 is a variable pitch sheave, manufactured from cast iron. Specifications Part Number 1VM50 3 4 TYPE 1 Product Type Variable Pitch Sheave Material Cast Iron Approx. Weight 1. 5 lbs Belt Profile A B (Variable Medium) Cross references: Browning 1VM50 3 4 TYPE 1