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Item No:15187

Mini 4WD Grade-Up Parts No.187

LIGHTWEIGHT SPECIAL GEARING (FOR SUPER FM/TZ CHASSIS)

Use these 3.5:1 gears to boost the top speed of your small-diameter tire Super FM, Super TZ and Super TZ-X chassis cars. The spur gear has weight-saving holes, and is joined in the set by a counter gear, shaft, 620 ball bearing and a two types of gear cover.

Chassis

Use with small-diameter tires.