designed for digital still image video cameras of subheading 8525.80.40, the foregoing incorporating an adhesive circular base of a diameter of 15 cm (provided for in subheading 3926.90.99) Free No change No change On or before 12/31/2020 . 1102. Plastic screen protectors for cameras Subchapter II of chapter 99 is amended by inserting in numerical sequence the following new heading: 9902.12.19 Plastic screen protectors having dimensions not exceeding 40 mm by 60 mm but at least 35 mm by 50 mm for digital still image video cameras of 8525.80.40 (provided for in subheading 3926.90.99) Free No change No change On or before 12/31/2020 . 1103. Replacement door housings for cameras Subchapter II of chapter 99 is amended by inserting in numerical sequence the following new heading: 9902.12.20 Replacement doors of plastics, designed for use on waterproof camera housings (provided for in subheading 3926.90.99) Free No change No change On or before 12/31/2020 . 1104. Replacement camera doors Subchapter II of chapter 99 is amended by inserting in numerical sequence the following new heading: 9902.12.21 Replacement side doors of plastics, designed for housings for digital still image video cameras of subheading 8525.80.40 (provided for in subheading 3926.90.99) Free No change No change On or before 12/31/2020 . 1105. Seatpost camera mounts Subchapter II of chapter 99 is amended by inserting in numerical sequence the following new heading: 9902.12.22 Camera mounts of plastics, designed to attach cameras of subheading 8525.80.40 securely onto tubes measuring 9 to 35 mm in diameter, each incorporating a base capable of rotating the camera 360 degrees on a plane (provided for in subheading 3926.90.99) Free No change No change On or before 12/31/2020 . 1106. Adhesive camera mounts Subchapter II of chapter 99 is amended by inserting in numerical sequence the following new heading: 9902.12.23 Camera mounts of plastics, designed to hold cameras of subheading 8525.80.40, each mount measuring 4 and 10 cm in length, 3 to 5 cm in width