Easy — 1–2 hours
Description
Fitment
Fitment Guaranteed
Don’t gamble
on fit.
Log your build in the MOTORMIA app and we’ll guarantee this part fits your exact setup — or your money back, return shipping covered.
Available on iOS & Android
Specifications
| Brand | 3M Products |
| Part Number | 3004 89439 |
Videos
OUR FAVORITE KNIFE GRINDING BELT!!! The 3M Cubitron II 984F
You Didn't Know This About 3M Cubitron Sandpaper | Inside 3M's Secret Testing Lab
3m Cubitron II in my shop and how it’s lasting.
Check Out the 3M Cubitron II Sanding Discs
Don't Waste Your Money! 3M Cubitron vs Benchmark Abrasives 3-inch Roloc Discs on Amazon
Best "Sandpaper" Brand? 3M Cubitron, Diablo, Mirka, Norton, Makita, DeWalt, Bosch Sand Paper
3M or Amazon? Does 3M Cubitron Xtract Sandpaper have a better value than the Amazon brand?
How-to assemble the 3M™ File Belt Mini Sander
Buy with Confidence
Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.
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