Rubber timing Belt

HTD 2500 5M Synchronous Timing Belt:
C=2500 mm, Pitch:5 mm, 500 Teeth

HTD 2520 5M Synchronous Timing Belt:
C=2520 mm, Pitch:5 mm, 504 Teeth

HTD 2535 5M Synchronous Timing Belt:
C=2535 mm, Pitch:5 mm, 507 Teeth