Hummer H2 Lock Kit - Boomerang 2005-2010 Hummer H2 Xtreme Spare Tire Cover and Rigid Tire Covers Designed specifially for Boomerang H2 Xtreme and Rigid tire covers for 2005-2010 Hummer H2 Keyed lock Locks through wheel to spare tire carrier Stainless Steel When installed completely hidden from view