Heavy-Duty Wheel Set for Shopping Trolley, Quick and Easy Assembly, 21CM

【Practical】 The stair wheel for shopping carts can help you easily transport goods, making shopping more comfortable, efficient, and easy. 【Premium Material】 The shopping cart stair wheel is made of PU material, which is reliable, wear-resistant, and sturdy, ensuring a long service life. 【Easy to Install】 The heavy-duty shopping cart wheel is simple and convenient to install and can also be easily removed. You can use it to replace old or broken wheels. Wide Application: The triangular wheel is suitable for folding grocery carts, shopping carts, folding trolleys, laundry carts, wheelbarrows, trolleys, stair carts, moving carts, etc. Suitable for 7mm/0.28" to 7.5mm/0.30" wheels, and the length of the two axle ends is 3.9cm/1.54" to 4.2cm/1.65" 【Stable Design】 The replacement casters adopt a triangular structure design to ensure stability when transporting goods, allowing your basket to remain balanced.