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Osprey Mutant 52 Climbing and Mountaineering Pack

SKU# OSP_10490

The Mutant 52 is a climbing- and winter-specific pack just the size to carry everything you need for the approach to basecamp and beyond. Features include a large main pocket, a snow-shedding backpanel, easy-to-use ice tool attachments and glove-friendly buckles, gear loops on the hipbelt, and integrated helmet and rope carry options. Shave weight with the removable top pocket, framesheet and hipbelt without compromising protection.

Availability: In stock

  • Blue Fire
  • Small-Medium
  • Medium-Large

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Size Chart

All Mighty Guarantee


  • Load range: 9-23kg
  • Suspension:
    • Removable HDPE sheet
    • Two aluminium stays form V support
    • Removable Atilon sheet laminated to ridge EVA
  • Stretch-woven fabric over contoured EVA foam harness and hipbelt
  • Dual hipbelt gear loops and ice gear carry attachment
  • Removable and interchangeable hipbelt
  • Snowshed fabric backpanel
  • Dual ToolLocks™ with bungee tie-offs
  • Front panel daisy chain for additional gear attachment
  • Three-point haul system
  • Internal hydration sleeve
  • Glove-friendly buckles
  • Rope attachment and internal compression
  • Removable top lid with integrated FlapJacket™ for lidless use
  • Top or front of pack helmet carry
  • Reinforced A-frame ski carry
  • Dual side wand/picket pockets
  • Quick release upper side compression straps
  • Lower side compression straps


Capacity 50 Litres (Small-Medium), 52 Litres (Medium-Large)
Dimensions 69 x 56 x 30cm (Small-Medium)
74 x 56 x 30cm (Medium-Large)
Harness Contoured EVA
Hydration Compatible Yes
Access/Loading Top
Average Weight 1.47kg (Small-Medium)
1.55kg (Medium-Large)
Made From Main: 210HD high tenacity nylon
Accent: 210D nylon honeycomb
Bottom: 420HD nylon packcloth


  • After each trip, empty the pack including any food, dirt or spilled contents
  • Clean the zips regularly using mild soap, warm water and soft brush. This will help keep them in proper working condition.
  • Wipe the exterior of the chassis with a damp cloth or sponge
  • Clean the pack fabric by scrubbing stains and dirt with warm water, mild detergent and a soft brush or sponge
  • Use a wet towel with clean non-soapy water to wipe away any soap residue on the pack.
  • Hang your pack to dry outside or in a well ventilated area, out of direct sunlight.
  • Note: DO NOT immerse packs with a HighRoad™ Chassis in water


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