Set of 3 Blade Gear and 3 Motor Base Gears Compatible with 250W Magic Bullet. It is not Compatible with any Nutribullet, Magic Bullet Mini, or Baby Bullet. Spare replacement Gears Compatible with Magic Bullet MB-1001, MB-1001B, MBR-1101, MBR-1701, MBR-1702, MBR-0301 Blenders, Replacement Part Set of 3 Blade Gear and 3 Motor Base Gears Compatible with 250W Magic Bullet MB1001. It is not Compatible with any Nutribullet, Magic Bullet Mini, or Baby Bullet. Compatible with Magic Bullet MB-1001, MB-1001B, MBR-1101, MBR-1701, MBR-1702, MBR-0301 Blenders, Replacement Part