Alpha AR 55

  • Sale
  • Regular price $250.00
  • Will be in stock after



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.


Our 55-litre Alpha AR is your pack for epic multi-day climbs. Made to withstand rock, ice, and alpine environments, it’s built from our 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.

Weight 1.365kg / 48oz / 55L
Activity Rock Climbing / Ice Climbing / Alpine Climbing / Mixed Climbing
Model X000007158
Manufacturing Facility Dong-In Entech Vina Co. LTD, Vietnam

Technical Features

  • Weather resistant
  • Durable

Pack Attachment Configuration

  • Six integrated front lash points let you customize external carry
  • Custom webbing daisy chains for lashing items, ice pick capture webbing accommodates a range of angles
  • Dual dog-bone tool attachments

Pack Compression Strap Configuration

  • Top strap securely holds ropes

Pack Design & Construction

  • Removable framesheet and back panel for versatility and packability
  • N315r-LCP fabric is a high tenacity nylon with a liquid crystal polymer ripstop grid
  • Custom webbing daisy chains for lashing items, ice pick capture for a range of angles

Pack Dimensions

  • Alpha AR 55 Backpack = Length (REG/SRT): 66/62cm, Width: 30cm, Depth: 26cm, Centre Back (REG/SRT): 59/55cm

Pack Hydration

  • Micro-webbing hydration hose loops
  • Hydration port allows for ease of tube passage outside of main compartment
  • Hydration reservoir sold separately

Pack Lid Configuration

  • Top lid with WaterTight™ zipper can be extended or removed

Pack Loading & Closure Configuration

  • Pull-to-open / pull-to-close drawcord main compartment for easy access
  • WaterTight™ side zipper gives quick access to main compartment

Pack Pocket Configuration

  • Main compartment pocket
  • Security pocket under lid with key clip stores phone, keys and other small items

Pack Suspension Configuration

  • Padded, contoured shoulder straps
  • Padded, breathable hipbelt


  • Contains materials that meet the bluesign® criteria
  • Self fabric uses PFC-free DWR: PFCs are a class of chemicals used to provide highly effective water repellency to textiles, but are known to persist in the environment.