This is mount 33559. It is both a Western Ultramount and SnowEx mount. This kit is for 2005-2009 Chevy and GMC 4500 and 5500.
This is the same mount as a Blizzard 30559.
This mount includes DriverSide Mount 26793, Passenger Side Mount 26811, Mount Cross Bar 26772, 2xMount Extension Bracket 64109and Bolt Kit 64113.
If you have a Unimount, you can also use this mount with the 27170 Unimount adapter.If you need the Ultramount receivers, you need 76718 and 76722.
Here is a link to the installation instructions.
Here is a link to the mount parts list.
2009, CHEVY/GMC, C45002009, CHEVY/GMC, C55002008, CHEVY/GMC, C45002008, CHEVY/GMC, C55002007, CHEVY/GMC, C45002007, CHEVY/GMC, C55002006, CHEVY/GMC, C45002006, CHEVY/GMC, C55002005, CHEVY/GMC, C45002005, CHEVY/GMC, C5500