Sduck Replacement Parts for Nutri Ninja Blender, 24 oz. Cup with Sip & Seal Lid For 900w/1000w/1300w Auto-iQ and Duo Blenders Cup is Made of PCTG, BPA free. NOT dishwasher safe Only Fit for 4" 7 pins: BL450,BL451, BL484, BL486CO, BL480, BL481, BL482, BL483, BL484-30, BL487A BL487 BL488 BL488W BL490 BL491 BL492 BL492W, BL640 BL641 BL642 BL642W BL642Z BL680A BL682, Nutri Ninja single serve with auto IQ model PLEASE NOTE: These cups NOT FIT these model number blenders: BL660 (1100 watt), BL663 (1100 watt), BL740, BL770 BL771 BL772 (1500 watt), BL780 (1200 watt), BL810 BL820 BL830 24 Ounce cup and lid For Ninja Kitchen Systems Auto-iQ and Duo Blenders