# of Ribs: 12 Features:
• Mainly used for automobile serpentine drives. Also known as K or PK Micro Rib Poly Belt
• Reduced vibrations, shock absorber, low stretch and an excellent behavior under heavy load.
• Extremely flexible, capable to work on small pulley diameters.
• Oil and heat resistant.
|• Dayco - 5120533
|• Gates - K120533
Goodyear - 4120533
|• Metric Belt Code - 12PK1353