Ortlieb Protective Cap AR Handlebar Pack – Black. The Ortlieb QR Handlebar pack features the Bar-Lock system enabling the bag to be attached and removed in no time at all. This means that you can quickly and easily take off the bag and carry it with you when you reach your destination. The design of the Bar-Lock system keeps the bag stable and secure on the handlebars even on rougher terrain. Internal compressions and the roll closure adjustable height ensures the safe storing of gear or equipment. Two further hooks with CamLock fasteners on the front create further compression options.