PRO tank bags can also be quickly and securely attached to the rear using the PRO tank ring for the STEEL-RACK / SEAT-RACK. The PRO tank ring is attached to the mounting plate using four screws and makes it possible to snap on PRO tank bags with level bottoms. Included in delivery 1 x PRO Tankring für STEEL-RACK/SEAT-RACK Gepäckträger 2 x Height increasing element Mounting instructions Mounting material Details Material: fiberglass reinforced plastic / Aluminum Color: black Note Two height increasing elements of 6 mm and 12 mm each are included in the delivery. Assembly instructions