Dr. Pulley 19x15.5 Sliding Roller Weights Vespa/Piaggio 50c 28mm intake valve Prevents belt slip by increasing

Prevents belt slip by increasing lateral pressure on the drive belt

Haynes Repair Manual for Twist and Go (automatic transmission) Scooters with 50cc to 250cc engines

maximum surface contact

62P Rating: 93 mph speed rating with 584 lb load capacity at 40 PSI

Dr. Pulley 19x15.5 Sliding Roller Weights Vespa/Piaggio 50c 28mm intake valve Prevents belt slip by increasingDr. Pulley 19x15. 5mm sliding roller weights for Vespa and Piaggio 4 stroke 50cc scooters. The patented sliding shape allows the variator to open wider and close further than standard round rollers delivering faster acceleration off the line and a higher top end speed. Set of 6. SKU: 1200 1108. Key Features Broader gear ratio belt sits lower at start up and higher at top speed than OEM rollers allow Self lubricating SL 9 nylon composite heat