Specs:

-The distance between two disc mounting holes (next to each other) is 70mm

-The distance between two sprocket mounting holes (next to each other) is 65mm

-The axle size is 15mm

Originally for 170 BF; it also fits 140/ 140R/ 140BF/ 155Z / 170 / 190; Pitsterpro X5 160;

It may also fit other Pit bikes / Mini MotoX, like DHZ, Stomps, Thumpstar brands and other Chinese brand pit bikes.

FBLCN: X – 2