Variant Series

Osprey Variant Series Packs
Climbing | Mountaineering
Osprey Variant 37 in Diablo Red
Specifically designed for high adventure, the Osprey’s Variant Series boasts targeted features required by mountain guides, professional alpinists, and weekend craggers.
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Key Attributes
Key Mountaineering Features

Dual ice tool holster with bungee tool tie-offs and lower side release buckles allow one-handed access. Durable pick sleeves and adjustable axe head strap fit a wide range of tool shapes. Once attached, tools carry protected and secure. Dual front and single reinforced rear haul loops provide simple, secure hauling capabilities. Reinforced A-frame ski carry loops work in conjunction with compression/retention straps to provide stable ski carry.

Interchangeable Hipbelt

The Variant offers a climbing-focused interchangeable hipbelt with gear loops, ErgoPull™ closure and a narrow cut design to accommodate a climbing harness.


The top-lid with integrated FlapJacket™ system, framesheet and aluminum stay and hipbelt are all removable to optimize weight savings.

Carry Information
Aluminum/HDPE Suspension

  • Removable 6mm aluminum frame and 1.5mm HDPE framesheet

Thermoformed Contoured Backpanel

  • Snow shedding material to reduce ice/snow buildup

Countered EVA Harness

  • Webbing attachment points and reservoir hose routing
  • Adjustable sternum strap with whistle

Removable/Interchangeable Hipbelt

  • Contoured for optimal fit and load transfer
  • Narrow cut to accommodate movement and climbing harness
  • Reverse wrap stowable ergoPull™ closure
  • Gear loop and attachment points