Product Description The Stealth auxiliary closure for QL2.1 by ORTLIEB holds your bag together The is an original spare part for your Back-Roller or Sport-Roller bicycle bag. With this you can replace the auxiliary closure on the top if it has been damaged or broken during your cycling trip. Specifications:Length:25 mmCompatibility:Back-Rollers with QL2.1 systemSport-Rollers with QL2.1 systemManufacturer Number:E220 Contents:1 x 1 x ORTLIEB spare retaining plate2 x ORTLIEB bolts2 x ORTLIEB round plate Manufacturer: ORTLIEB Sportartikel GmbH Rainstraße 6 91560 Heilsbronn Germany info@ortlieb.com