2312-8M-50 Timing Belt 2.9/16" 16/BK101 has a top width

16/BK101 has a top width of 11

"name":"D&D Global 150-S8M-1552 Timing Belt — S8M Section

so a 2/3VK560 from any major manufacturer shares the same dimensions and runs on the same pulleys/sheaves

so a 12/C120 from any major manufacturer shares the same cross-section and length and runs on the same sheaves

The Gates 1600-8MGT-85 PowerGrip GT4 Belts - 8M and 14M 95790056 is a synchronous timing belt with 8MGT-pitch profile

2312-8M-50 Timing Belt 2.9/16" 16/BK101 has a top width2312 8M 50 Timing Belt The 2312 8M 50 is a timing belt from D&D Global's Dura Sync Torque 8M Series line. It transmits power positively with no slip, holding timing between shafts on synchronous drives. Specification Value Part Number 2312 8M 50 Belt Type Timing Belt Tooth Profile 8M HTD (curvilinear) Tooth Pitch 8 mm Number of Teeth 289 Belt Width 50 mm Pitch Length 2312 mm (Pitch Length) Construction Chloroprene (Neoprene), Fiberglass cord, fabric