$12at ORTLIEBBuyORTLIEBOffset-Plate 64mm$12ORTLIEB$12BuySaveShareORTLIEB profileThe creators who use it, or GearCred, may earn a commission when you buy through these links, at no extra cost to you.From ORTLIEBAdapter for direct mounting of the Fuel Pack or other equipment with screw connections.