Duncan spacer in YYF yoyo ?

will this : http://shop.yoyoexpert.com/product/71/Duncan-Bearing-and-Parts-Kit fit in my protostar ? because on another site there is a yoyo i want and i would also take some spacer for my protostar but they don’t have any.

Nope, that won’t fit. You need these. http://shop.yoyoexpert.com/product/124/YYF-Spacers