Why don't people compete with hybrids in 1A?

[p44company]

@KirbyRobot

Ryuichi used a Skyfish (or some other YYR bimetal)

He uses a prototype yoyo in wyyc

@KirbyRobot

Maybe Hayato Itani used a monometal, but I can’t say for sure.

Also Itani uses his new signature called aerodynex made in titanium