No change No change On or before 12/31/2025 . 11934. Circular and S-shaped aluminum carabiners Subchapter II of chapter 99 is amended by inserting in numerical sequence the following new heading: 9902.29.54 Carabiner or rings of aluminum, either single or double, each with a spring-loaded gate used to connect and secure non-load bearing components, valued no more than $3.25 (provided for in subheading 7616.99.51) Free No change No change On or before 12/31/2025 . 11935. Stationary sprinklers of zinc Subchapter II of chapter 99 is amended by inserting in numerical sequence the following new heading: 9902.29.55 Household irrigation sprinklers of zinc, designed to stay in one spot during use, with no moving irrigation arms and no adjustable watering patterns on the outside, of maximum dimension of 11 cm by 8.1 cm by 3.2 cm (provided for in subheading 7907.00.10) Free No change No change On or before 12/31/2025 . 11936. Tungsten waste and scrap Subchapter II of chapter 99 is amended by inserting in numerical sequence the following new heading: 9902.29.56 Tungsten (wolfram) waste and scrap (provided for in subheading 8101.97.00) Free No change No change On or before 12/31/2025 . 11937. Cobalt alloys Subchapter II of chapter 99 is amended by inserting in numerical sequence the following new heading: 9902.29.57 Cobalt alloys (provided for in subheading 8105.20.30) 2.8% No change No change On or before 12/31/2025 . 11938. Certain gallium (Ga) Subchapter II of chapter 99 is amended by inserting in numerical sequence the following new heading: 9902.29.58 Gallium (CAS No. 7440–55–3) (provided for in subheading 8112.92.10), the foregoing other than goods described in heading 9902.15.12 Free No change No change On or before 12/31/2025 . 11939. Niobium (columbium) rings no thicker than 20 mm Subchapter II of chapter 99 is amended by inserting in numerical sequence the following new heading: 9902.29.59 Rings of Niobium (columbium) (other than unwrought, waste and scrap and powders), measuring not over 20 mm in thickness