MTD 734-0973 5" Deck Wheel

Key Specifications
Diameter: 5 inches
Width: 1.375 inches (1-3/8")
Bore Size: 0.513 inches (fits a 1/2" axle bolt)
Hub Length: 1-inch (often offset to 1.5" depending on the specific bracket configuration)
Tread Type: Slick (smooth plastic to glide over grass)
Material: High-impact, weather-resistant plastic