Compatible with Weber Grill Spirit series (2007-2008) and Genesis Silver/ Gold/ Platinum (2004-2005) and Summit Silver/ Gold/ Platinum series gas grills. Premium Quality:Made of High quality materials, it is more durable, stronger, and comfortable, not easy to break, and can work normally for a longer time, avoiding frequent replacement and maintenance. Flexible and convenient:The product castors are equipped with a wheel locking mechanism. It can help you better move your transport equip. 99241-2-1/2" Grill Wheels Replacement Includes Caster Insert Compatible with Weber and Spirit and Genesis and Summit Silver/Gold/Platinum Gas Grills