Model Number: NET10RB-W4PS225OS58BB Brand Name: Carefree Tire Key Specifications/Special Features: 410/350-4 rubber pneumatic wheel with plastic rimDifferent dimensions, colors and treads are optionalMuch lighter than traditional rubber wheelPuncture-freeEliminate costly repair or replacement of tires and tubesPerfect for mobility chair, hand truck, wheelbarrow, trolly and moreJiaxing Carefree Caster offers a full range of flat-free tires, pneumatic tires, and casters ranging from lawn and garden equipment, industrial material handling equipment, medical mobility equipment, scootersGolf carts, bicycles, and baby strollers Tread design zigzag Wheel width 3.53"(89.9mm) Outer diameter 9.98"(253.5mm) Color black Type rubber Wheel 1pc plastic Hub 2.25 Bearing 5/8" Model NET10RB-W4PS225OS58BB Brand Carefree