4 PCS for Macbook Pro 13.3 inch & 15.4 inch & 17 inch (2009-2011) A1278 & A1286 & A1297 / MC700 / MB990 / MC374 / MB991 / MC721 / MB985 / MB986 Bottom Case Rubber Mats(Black) Type-Nokia Spare Parts 40HQ: 1885 cartons * 900

40HQ: 1885 cartons * 900 pcs = 1696500 pcs

Channel: 16 with Automatic frequency hopping

Tips 1: Test before installation

40HQ: 1146 cartons * 100 pcs = 114600 pcs

with a pickup radius of up to 4 meters

4 PCS for Macbook Pro 13.3 inch & 15.4 inch & 17 inch (2009-2011) A1278 & A1286 & A1297 / MC700 / MB990 / MC374 / MB991 / MC721 / MB985 / MB986 Bottom Case Rubber Mats(Black) Type-Nokia Spare Parts 40HQ: 1885 cartons * 9001. High quality Bottom Case Rubber Mats for Macbook Pro 13. 3 inch & 15. 4 inch & 17 inch (2009 2011) A1278 & A1286 & A1297 MC700 MB990 MC374 MB991 MC721 MB985 MB986 2. Replace your broken or unworkable part with a new one 3. Each item has been checked and in good condition before shipping 4. Highly recommend professional installation. We will not be responsible for any damages to your device that you may cause during the changing of replacement parts