What's the Difference Between the YYF KO and the YYF Bi-Metal

Yo-Yo Reviews
1

What’s the big difference other than price? How do they play?

2

I’ve got them both and definitely prefer the KO. I don’t have them both in front of me now, but I played them back to back and remember thinking that the KO feels like the BiMetal 2.0.

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