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Lowe Alpine Halcyon 45:50

Perfect for multi-day alpine routes or long winter days, the Halcyon 45:50 mountaineering pack is made to carry all the kit you’ll need on longer mountain trips.

Born from Lowe Alpine’s vertical heritage, the Halcyon 45:50 is a large-volume, traditional mountaineering pack designed for the extraordinary.

With features including a rope compression system, pick retainer panel and reinforced ski slots, you can carry your kit securely over rock, snow or ice. An extendable lid increases the volume by 5 litres, while a stiffened weather flap/compression system aids stability. A lid pocket and zipped side entry keeps kit organised and accessible.


Halcyon 45:50 Size: 45
Back Length 19" / 48cm
Dimensions 70 x 34 x 25cm
Volume 45+5lt /
Weight 1.4kg / 3lb 1oz


  •  Single panel base and sides
  •  Removable hipbelt and webbing
  •  1.4kg / 3lb 1oz
  •  Gear loops on hipbelt
  •  Dual density foam hipbelt
  •  45+5lt /
  •  70 x 34 x 25cm
  •  Single lid closure with LoadLocker
  •  Removable frame sheet & spring steel frame
  •  Grab handle / haul loop
  •  Stiffened weather flap /compression system with additional buckle, allows lid to be securely stored inside for ‘Guide mode’
  •  Moulded snow-shedding back panel
  •  Zipped side entry
  •  Zipped top pocket
  •  Reinforced ski slots
  •  Rope Compression system
  •  Double HeadLocker axe attachment system with Pick retainer panel