Includes (4) 72-033 Wheels. New, Bulk Packed. Genuine OEM replacement part. Consult owners manual for proper part number identification and proper installation. Please refer to list for compatibility. Compatible with: Semi Pneumatic Wheel. Hub Plastic gear -white mag style. Size 8×200, ID 1/2″. Hub length: 1-5/8″; Tread design: Gear. REPLACES: AYP 194231×427 and others