This backrest is a part of the Paladin backrest and luggage rack integrated pieces dock to a QuickSet 3 Mount Kit.  
The QuickSet 3 Mount Kit ,sold separately, is a Key Lock, Quick Release design with all moving components made from stainless steel.  
QuickSet 3 allows removal and installation of your luggage rack and backrest in less than 30 seconds.  
Each piece is sold separately.