D&D Global 1645H1496 Timing Belt - H Section, 38mm Wide, 329T, 164.5in Synthetic Rubber so a 5M belt runs

so a 5M belt runs only on 5M pulleys

00 Super HC Sheaves - QD 78723080"

The Gates 1120L6 Micro-V Belts is a Micro-V (multi-ribbed) belt with Micro-V L-section dimensions

"name":"Gates 4/5VP3350 Predator PowerBand Belts 91814335"

D&D Global 1645H1496 Timing Belt - H Section, 38mm Wide, 329T, 164.5in Synthetic Rubber so a 5M belt runsThe D&D Global 1645H1496 is a synchronous timing belt with H pitch profile, manufactured by D&D Global. This belt uses a standard trapezoidal tooth profile for reliable performance in general purpose synchronous drives. Constructed with Neoprene body and fiberglass cord tensile cord for precise positioning and dependable synchronous power transmission. Specifications Pitch Profile H Pitch 0. 5 in Tooth Profile Trapezoidal Tooth Location Single Side