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This large volume trekking pack combines lightweight and durable traditional materials with our patented AC2 suspension system, delivering maximum comfort and load control in a lightweight package. The top-loading Altra 75 also has a full length inverted U-zipper for panel-loading convenience, and breathable shoulder straps, backpanel and hipbelt offer warm weather comfort. Laminated and padded compression wings provide zipper protection and storage. View Full Product Details >>

 

Technical Features

• Lightweight

Construction

• Twin removable aluminum stays for durable support
• Pivoting hipbelt with Load Transfer Disc™ provides increased agility and stability
• Occipital cavity provides unrestricted head movement

Design

• Padded bottom
• Top grab handle

Pack Suspension Configuration

• Arc'teryx AC² (Advanced Composite Construction) suspension system
• GridLock™ shoulder strap adjustment system
• Anatomically shaped shoulder straps
• Modular sternum strap
• Breathable shoulder straps and hipbelt
• Adjustable shoulder straps
• Thermoformed triple-density hipbelt

Pack Loading & Closure Configuration

• Top loading
• Panel loading
• Extendable collar with drawcord for additional capacity

Pack Lid Configuration

• Removable/ extendable top lid with two zippered compartments

Pack Compression Strap Configuration

• Four compression straps - two on each side
• Padded compression wings allow additional storage configurations

Pack Attachment Configuration

• Micro daisy chains

Pack Pocket Configuration

• Map pocket
• Kangaroo pocket with top compression strap
• Stretch-mesh stash pockets on hipbelt
• Two stretch-mesh pockets

Pack Hydration

• HydroPort™
• Modular hose clip
• Internal hydration pocket with zip

Zippers & Fly Configuration

• Full length U-zipper access
• Laminated zipper protector, doubles as a compression storage flap

Reinforcements

• Reinforced high wear areas

Integrated Features

• Key clip