SW-MOTECH Seat Ring for mounting Pro Tank Bags on the seat You can now attach a PRO tank bag to your rear seat making it even more versatile This is especially useful if you can’t attach a tank ring to the front of the tank. This PRO tank bag seat ring sits on a fiberglass-reinforced plastic plate that is then bonded with a rubber base for improved hold. Lashing straps secure the plate to the seat. Suitable for the SW-Motech Pro  Micro, Daypack  models. Features of the Seat Ring for Pro tank Bags: Fiberglass-reinforced. To be used on the passenger seat. For PRO tank bags with a straight bottom. Included in delivery: 1 x base plate 1 x tank ring support 1 x PRO tank ring 2 x lashing straps Mounting instructions Mounting hardware Details Material: Fiberglass reinforced. Color: black Total Weight: appr. 0,4 kg / appr. 0.9 lb Read the review of SW Motech Quick Lock tank bags