Master Link for ATVs, Scooters-Mopeds, Dirt-Bikes and Go Karts.

This master link is the replacement part for size 420 drive chain and fits many 50cc, 70cc, 90cc, 100cc, 110cc, and 125cc models.  

Master link description:

• Fits chain with 1/4 inch roller width
• Fit chain with 1/2 inch between pins
• 420 Chain Master Link
• 3 pieces
• Compatible with 50cc-125cc 4 stroke