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Mountainsmith Phantom 40 Pack

Asphalt Grey
Asphalt Grey

This product is no longer available, but don't go just yet.


  • Innovative suspension sports a hipbelt and lumbar pad that accentuate your body's natural ability to bear weight on the hips and lumbar region
  • Hipbelt wraps around the iliac crest on your hips with upper and lower webbing, utiziling the entire surface area for a secure and comfortable fit
  • Perforated shoulder straps promote cooling airflow; thoughtfully positioned padding helps disperse the load across a wide area for enhanced comfort
  • Back panel features an off-the-back air-mesh trampoline sling for breathability; it helps distributes weight to the hips and lumbar region instead of the shoulders
  • The Mountainsmith Phantom 40 pack organizes all your weekend essentials with the panel-loading main compartment, front stash pocket and mesh side and hipblet pockets


View all Mountainsmith Backpacking Packs

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Best Use Backpacking
Frame type Internal
Gear capacity (L) 42 / 45 liter
Gear capacity (cu. in.) 2,560 / 2,750 cubic inches
Weight 3 lbs. 9 oz. / 3 lbs. 13 oz. ounces
Weight - metric 1.6 / 1.7 kilograms
Fits torso 15 - 18 / 18 - 21 inches
Fits waist/hips 28 - 52 / 30 - 54 inches
Material(s) High tenacity ripstop nylon
Frame material Polyethylene framesheet/spring steel perimeter hoop
Number of stays 0
Suspended mesh back panel Yes
Pack access Panel
Number of exterior pockets 6 + main compartment
Gender Unisex
Backpack Style Lightweight backpack

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