; such ladders each composed of window brackets and rungs (stairs) of steel and webbing of nylon that connect the rungs to each other and to the window bracket; with slip resistant rungs and stabilizers, the foregoing designed for residential use and valued not over $47 each (provided for in subheading 7326.90.86) Free No change No change On or before 12/31/2024 . 5037. Work support stands of steel Subchapter II of chapter 99 is amended by inserting in numerical sequence the following new heading: 9902.29.43 Portable work support stands of steel, each with a hand-tightened clamp (provided for in subheading 7326.90.86) Free No change No change On or before 12/31/2024 . 5038. Locking fixtures of iron or steel Subchapter II of chapter 99 is amended by inserting in numerical sequence the following new heading: 9902.29.44 Locking fixtures of iron and steel, the foregoing designed to secure moving parts of lithography machine modules or apparatus, and parts thereof (provided for in subheading 7326.90.86) Free No change No change On or before 12/31/2024 . 5039. Stainless steel phone handle-and-stand accessories Subchapter II of chapter 99 is amended by inserting in numerical sequence the following new heading: 9902.29.45 Mobile phone handle-and-stand accessories of stainless steel, each comprising two circular slabs measuring 4 mm in thickness, with adhesive on one side of one circular slab, the slabs connected by an adjustable arm