what size axle does a yyf boss have?

Yo-Yo Mods and Maintenance
1

I stripped the axle in my boss today and I dont know what size I need to buy for it.

2

Buy the 8mm.

3

yyf uses .4x7 set screws.

there’s a list of common axles the companies uses somewhere. just got to a hardware store and try stuff.

1 Like
4

See this:

[b]List of useful modification and maintenance guides

Common Yoyo Axle Sizes [/b]

Link: Useful modification & maintenance guides -- clean, repair, tune, fix yoyos - Yo-Yo Mods and Maintenance - YoYoExpert