Alpha AR 55 Backpack (Discontinued)

SKU: X000005900
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Product details

The 55-litre Alpha AR is your pack for epic multi-day climbs. Made to withstand rock, ice, and alpine environments, it’s built from Arc'teryx's Hadron™ LCP (liquid crystal polymer) grid fabric - a proprietary material redefining the standard for lightweight abrasion resistance and durability. A removable framesheet and lid let you shed weight, and the main compartment is accessible via WaterTight™ side zip or pull-to-open/pull-to-close top. Custom daisy chains and dual dog bones securely attach tools and gear, the ergonomic hipbelt and harness provide a comfortable carry, and rope straps under the lid.


  • ALPHA: Lightweight, minimalist climbing and alpinism products that protect from alpine environments.
  • ALPINE AND ROCK CLIMBING: Climbing equipment designed for efficient movement and protection in alpine environments.
  • ALL ROUND: High performance weather protection and materials, emphasizing versatility for multiple activities.
  • MULTI-DAY PACKS: Optimized for load stability, energy efficient carry and function with an emphasis on durability.


  • Size: Srt, Reg
  • Weight: 1.365kg / 48oz / 55L
  • Activity: Rock Climbing / Ice Climbing / Alpine Climbing / Mixed Climbing
  • Manufacturing Facility: Dong In Entech, Limited, Philippines


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