Check the listing for details. 2 Pack Base Gear Replacement Part for Magic Bullet MB1001 250W Blenders. Color: Black, Condition: New. Listed at 11.49 USD. 2 Pack Base Gear Replacement Part Compatible with Magic Bullet 250W Blenders MB1001 =================================================================================== 2 Pack Base Gear Replacement Part Compatible with Magic Bullet 250W Blenders MB1001. Did the Base Gear on your Magic Bullet Power Base break? LOOK NO FURTHER. We have the replacement! ---Package includes 2 (two) motor base gear replacements. ---Dimensions: 1.3 inches (diameter) x 0.4 inches (heigh). ---Compatible with Magic Bullet MB1001 Blenders ONLY. Directions: To remove your broken piece, use a flat screw driver at bottom center of power base and turn gear on top clockwise with vise grip and protective cloth. You have to put a lot of strength on it. It's gonna be a bit tough to turn. NOT COMPATIBLE with Nutri Ninja, NutriBullet or Baby Bullet blenders.