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Convert your throw to yo-yo from a looping yo-yo to a string trick yo-yo used to be impossible, but not anymore! Duncan MOD Spacers MODify the shape and response of most Duncan Hard Core yo-yos! Use them to increase the width of your string trick yo-yo too!
To install MOD Spacers remove the side caps, screw, nut, bearing spacers, and ball bearing from your yo-yo. Replace original screw with the included screw and place spacers against the inside of the yo-yo shells as shown on back of packaging and reassemble all components.
MOD Spacers Fit:
Butterfly XT
Bumblebee
Dragonfly
FH Zero
Flying Panda
Freehand
Hayabusa
Metal Racer
Profly
ProYo
ProZ
Throw Monkey