In this instructables I will be showing you how to make your Duncan Reflex Auto Return Yo-Yo spin longer an act more like a Butterfly Yo-Yo.
Warning: Requires permanent changes to your Yo-Yo.
If you don't want to permanently change your Yo-Yo check out my other instructables "Duncan Reflex Auto Return Yo-Yo Mod".
Step 1: Materials
What you need...
Duncan Reflex Auto Return Yo-Yo
Small Philips Head Screwdriver
Step 2: Step 1: Unscrew Your Yo-Yo
Unscrew your Yo-Yo and take out the plastic axle.
Step 3: Step 2: Unscrew the Screws
On the side with the springs and ball bearings unscrew both screws.
Step 4: Step 3: Push Out the Cap
Use one of your screw to push out the cap from each side. To do this put the screw in the screw hole and push it through.
Step 5: Step 4: Take Out the Guts
Carefully take out the machine inside of your Yo-Yo with a screwdriver.
Step 6: Step 5: Cut the Spring
Using wire cutters cut about a 1.5 milimeters off of the spring.
Step 7: Step 6: Resemble Your Yo-Yo
Put your Yo-Yo together exactly as it was before. Your done!