This results in a clear rear side that is free of protruding hooks, and significantly improves the bags carrying comfort when off the bike. The QL3 system has all the known advantages of the previous Ortlieb QL systems.Key Features:Comfortable single-handed operationAutomatic closing and opening of the hooks by lifting the pannier handleFixing rail can be mounted on left or right side, and optionally on horizontal or vertical bars of rackSufficient legroom due to variable height and angleLower hook rotatable in 360° (24 steps, each 15°) for individual adjustment to racks with a tube diameter up to 10 mm, or 11-14 mm with optional mounting set (art.no. E190)Horizontal rack top remains free for baskets, trunkbags etcAdditional mounting sets available for attaching bags to other bikes (art.no. E175)Bags with QL1, QL2 or QL2.1 system can also be fixed to the QL3 mounting railDirect mounting without QL3 mounting rail possible to Tubus rackMinimal QL3and Racktime rackMatchit QL3