[PERFECT COMBINATION] – This is a combination of a complete four-wheel drive kart tires, comprising two front wheels and two rear wheels. Front size: 10X4.5-5, Rear size: 11X6.0-5; Overall Diameter: Front 10″, Rear 11″; Wheel (Rim) Diameter: Front 5.0″, Rear 5.0″; Section Width: Front 4.5″, Rear 6.0″. [RUGGED PERFORMANCE] – The cart tires use high-quality high-elasticity rubber, which is wearable and durable. The heavy-duty 4-layer nylon structure prevents puncture and abrasion and provides comprehensive protection for the kart to travel on any terrain. [UNIQUE TREAD PATTERN] – The unique tread design of the tread is to increase friction, increase the adhesion of the wheels to the ground, prevent slipping on rainy days, and thus better and stable forward. [HUMANIZED DESIGN] – Our valve core has excellent airtightness and long-lasting durability. The aluminum alloy wheel is lighter than the standard steel wheel, which improves the handling and comfort of the kart. [WIDELY APPLICATIO