Ortlieb MountainX 31 Waterproof Backpack

The MountainX 31 is Discontinued ONLY in colors Signal-Red/Black & Ocean-Blue/Black.
The 30% Off Clearance Sale Price for Signal-Red/Black & Ocean-Blue/Black  is $199.50.
With $10.00 Shipping to the Lower 48 states!
AK, HI, and international destinations may receive a shipping credit.

COLORS . . . Slate only.

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Ortlieb MountainX 31 . . . Crossing the alps by mountain bike is a unique experience.  And if your plans include the well designed backpack MountainX 31, your trip is guaranteed to be a success.  The MountainX 31 is made of durable PU-coated nylon waterproof roll top closure, and a waterproof zipper in the center.  The MountainX 31 pack features two separate inner compartments, opening in the center like a clam shell.  The removable inner compartment sheet divides the interior in two sections, e.g. for clean and dirty equipment.  The padded carrying system with ventilation channels and padded waist strap provides excellent ventilation and carrying comfort.

  • Volume . . . 1891 cubic inches (31L)
  • Dimensions . . . 20 x 11.8 x 8.7 inches (H x W x D)
  • Weight . . . 42.3 oz (2.6 lbs)
  • Optional Accessories:  Hydration System (Ortlieb Waterbag & Drinking Tube)
  • Features:  Roll-top closure with buckles and compression straps; padded back carrying system allowing for air flow; removable, durable outer cargo flap with hidden zipper pocket with Velcro (for helmet or other gear); 2 neoprene side pockets for water bottles; emergency whistle; ergonomic shoulder straps with chest strap; padded waist strap with zipper pockets; loops for fixing gear; inner zipper pockets on internal divider; sealable drinking tube aperture and tube clip on shoulder strap; reflectors; carry handle.
  • Fabric & Construction:  Made from highly durable polyurethane-coated nylon with a substantial inner waterproof coating.  High-frequency welded seams provide excellent waterproofing and narrow manufacturing tolerances.
  • HOW TO PURCHASE . . . Find detailed How to Purchase Info at the bottom of any product page.
  • CONTACT INFORMATION . . . We want to help you make your selections!  Find email and phone contact information near the bottom of every page.