2Pcs Stair Climbing Wheels foldable, rotatable caster wheels designed to make moving loaded trolleys and carts up and down stairs easier and safer. Built around a triangular support frame, these wheels offer stable, reliable performance and a compact design for storage and transport. Key benefits Easier stair navigation: Triangular wheel configuration and smooth rotation let trolleys and carts climb steps with less effort. Stable support: Robust triangular framework and heavy duty construction provide reliable load support for shopping bag trolleys and similar carts. Safer handling: Anti slip surface improves traction during use, reducing the chance of slips or uncontrolled movement. Compact and convenient: Foldable design collapses for easy storage and transport when not in use. Simple replacement: Compatible as a direct replacement for worn or damaged caster wheels on shopping bag trolleys and carts. Product details Color: Black Materials: PP, EVA and Iron Size: Stair climbing wheel assembly approximately 21cm 8.27 inch; single wheel approximately 9.5cm 3.74 inch Package includes: 2Pcs Stair Climbing Wheels Performance and durability Heavy duty materials and construction deliver long lasting performance for regular use with shopping trolleys and similar loads. Anti slip features add stability on stairs and uneven surfaces. Foldable components allow quick installation and compact storage. Typical use scenarios Replacing worn wheels on a shopping bag trolley to restore stair climbing ability. Moving groceries or supplies up and down apartment building stairs without carrying heavy loads by hand. Transporting boxes or equipment between floors during short moves or deliveries. Notes Manual measurement, please allow slight size variations. Colors may vary slightly due to different screen displays.