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Dr. Pulley 17×12 Sliding Roller Weights

$8.99

Traditionally, gear ratio is changed by the up-and-down rolling movement of the roller weights in the ramp of the Movable Drive Pulley (MDF). Now the innovative Dr. Pulley Sliding Roller Weights slide up-and-down the ramp to change the gear ratio. This unique sliding …

N.T.B. Roller Weights 17x12mm

$19.99

These are 17×12 roller weights, so they will fit the Aprilia SR50, Italijet Formula Lc, and many others. For those of you unfamiliar with roller weights, they are an important tuning device and have a significant impact on your scooter’s …

Malossi Roller Weights 17x12mm

$19.99

These are 17×12 roller weights, so they will fit the Aprilia SR50, Italijet Formula Lc, and many others. For those of you unfamiliar with roller weights, they are an important tuning device and have a significant impact on your scooter’s …

Polini Roller Weights 17x12mm

$9.99

These are 17×12 roller weights, so they will fit the Aprilia SR50, Italijet Formula Lc, and many others. For those of you unfamiliar with roller weights, they are an important tuning device and have a significant impact on your scooter’s …

PFP Roller Weights 17x12mm

$9.99

These are 17×12 roller weights, so they will fit the Aprilia SR50, Italijet Formula Lc, and many others. Produced by Custom Japan. For those of you unfamiliar with roller weights, they are an important tuning device and have a significant …

Athena Roller Weights 17x12mm

$11.95

These are 17×12 roller weights, so they will fit the Aprilia SR50, Italijet Formula Lc, and many others. For those of you unfamiliar with roller weights, they are an important tuning device and have a significant impact on your scooter’s …

MotoForce Variator Roller Weights 17x12mm

$24.99

These are 17×12 roller weights, so they will fit the Aprilia SR50, Italijet Formula Lc, and many others. For those of you unfamiliar with roller weights, they are an important tuning device and have a significant impact on your scooter’s …

Stage6 Roller Weights 17x12mm

$4.99

These are 17×12 roller weights, so they will fit the Aprilia SR50, Italijet Formula Lc, and many others. For those of you unfamiliar with roller weights, they are an important tuning device and have a significant impact on your scooter’s …