sw motech bagage steel rack adpt gpt 152 54100 b 1Compatible With Trax Adv, Trax Ion and Trax Evo Top Cases By SW Motech, Securely Locks to the Street Rack The Use of Tools, Adapter Kits for Other Products Can Be Purchased Separately and Allow You To Modify The Adapter Pl Safety Mechanism That Guarantees A Secure Connection For Your Luggage, Large Surface Area and Hole Pattern Allow Easy Attachment of Soft Lugge, Made From Rugged, Glass Fiber Reinforced Synthetic Materials, Includes Mounting Hardware