Part Numbers: 70360, 79500 Locking Caster with Insert. Spirit Grills (2009-2012), Genesis (2007-2011), Summit (2007-2011), 300 Series, 200 Series, E400, E600 for weber Summit Series Gas Grills: S-470 LP (2008), S-670 LP (2008), S-650 LP (2009), S-670 LP (2009), E-650 LP, S-620 LP (2007), E-650 LP (2008), S-420 LP (2007), S-450 LP (2009), S-470 LP (2009), SUMMIT S-450 LP (2007), E-450 LP (2009) for Weber Summit Series Gas Grills: E-620 NG (2008),S-450 NG (2009), S-470 NG (2009), S-650 NG (2009), S-670 NG (2009), S-670 NG (2008), E-450 NG (2009), E-650 NG (2009), E-650 NG (2008), S-450 NG (2007), S-650 NG (2007), S-470 NG (2008), SUMMIT S-420 NG (2007), for weber Genesis Series Gas Grills: CEP-310 LP (2009), S-320 LP (2009), S-320 LP (2007), GENESIS EP-320 LP, E-310 LP (2009), S-310 LP (2007), ESP-310 LP (2007), ESP-320 LP (2007), ESP-320 LP SS (2007), S-310 LP (2008), S-320 LP (2008), EP-310 LP (2009), EP-320 LP (2009), S-310 LP (2009) The casters are set with a locking mechanism, which can help you keep your equipment stable and keep your equipment from moving in the locked state, which helps you better transport and stabilize your equipment with safety for weber Genesis Series Gas Grills: EP-320 NG (2007), E-310 NG (2009), S-320 NG (2008), S-310 NG (2008), S-310 NG (2007), GENESIS E-320 NG, S-320 NG (2007), E-310 NG (2008), and more for weber grill parts genesis 300 series This kit includes 4 locking casters and 4 caster inserts, Easy and quick to install, not easy to wear and tear, with strong load-bearing capacity and good durability Compatible With We-ber Genesis series (2007-2011) & 300 Series, Spirit series (2009-2012) & 200 Series, Summit series (2007-2011) & E400 / E600, Also applies to models produced after 2012 Compatible With We-ber Summit, Genesis and Spirit Grills: 320 (2009), 670 (2010), 310 LP (2007), S-420 (2007), E-420 (2007), S-420 (2007) The casters are set with a locking mechanism, which can help you keep your equipment stable and keep your equipment from moving in the locked state, which helps you better transport and stabilize your equipment with safety