How to Choose a Backpack

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Designed for mountaineering, the heavy-duty yet lightweight Mountain Hardwear AMG 105 pack can hold huge amounts of gear. It stands up to the toughest terrain while keeping your load maneuverable.
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View the Mountain Hardwear AMG Product LineView all Mountain Hardwear Backpacking Packs| Frame Type | Internal Frame |
|---|---|
| Number of Stays | 2 |
| Pack Access | Top |
| Number of Exterior Pockets | 3 + main compartment |
| Best Use | Mountaineering |
| Material(s) | Primary/shell: 200-denier Spectra ripstop nylon thermoplastic polyurethane (TPU); lining: 70-denier ripstop nylon silicone/polyurethane; bottom: 840-denier carbonate-coated plain weave nylon |
| Frame Material | Aluminum |
| Reservoir Compatible | Yes |
| Gender | Unisex |
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I love the features of this pack. There’s nothing else that compares on the market… but the dang hipbelt! I have a 30in waist and it just doesn’t cinch down far enough. And I’m not necessarily the smallest guy. I am 5’ 11” and lift weights so I have a skinny waist but muscular frame. I have an expedition up Denali planned in the spring and I wish I could have brought this one. They should really make and sell a smaller hipbelt.
Plenty of space! Used this on a 5 day training and summit climb on Mt Baker. Was able to carry all of my own gear and clothes plus team gear. Wouldn’t get anything else!
Overall love the pack. Zero side zippers feels like a design miss.
I bought this pack and used it in a 6 day mountaineering course. The inside of the shoulder strap broke in 2. The only thing holding the strap was the outside covering. It was awful. The company was very fast at issuing a refund when I sent back product and they couldn't repair it. It's spacious but the S/M size frame is big and the waist belt does not tie enough for a 30 waist inch female.
I have been a mountaineer for over 25 years. I am always looking for the best alpine pack available. This is it. Superb comfort, easily adjustable, tough but light fabrics, and well placed, truly useable pockets. Hands down my favorite pack. I trust it so much, i bought the 75 liter version also. Im also planning on buying the 55 liter version as my ice climbing day pack.
I was very excited for this pack as it seemed to hit every checkbox and was highly recommended. However it clearly was made with cheap suboptimal materials making it unreliable. Failures include: - Metal G clip that holds the spine strap broke first time I used it - The material for the inside sleeve of the pack ripped first time use. These rips continued until the entire sleeve ripped out - The padding in both of the shoulder straps ripped leaving a gap in the padding. This is supposed to be an expedition pack. As such, failures like this could have potentially catastrophic consequences. As such, I must strongly discourage anyone from purchasing it until MH stops using cheap material.
I bought this pack a while ago for a 2021 expedition of Denali. I would say this pack is perfect in every way except one, which made me want to throw the thing off the mountain. The S/M waist is NOT small enough for us skinny climbers. My pants size is around 31 inches...maybe down to 30 with weight loss leading up to Denali. Every time I wore this back I had it cinched 100% as far as it would go, but it would slide down and never support. While on Denali I even put my thickest carbineers in both the left and right webbing to give me a few more millimeters of cinching, but still wasn't enough. I spent my entire expedition with the majority of the weight on my shoulders due to this pack. It was absolutely miserable, and really wore me down. Until Mountain Hardwear allows for variable waist band sizes, and designs their "small" to actually be small, I recommend all you skinnier people look for a different bag! Mountain Hardwear: if you fix the waist sizing, this is easily a 5 star bag.
I like this backpack. It is lightweight and well designed. Recently used it to climb Mount Adam's WA and particularly liked the outer crampon sleeve. There are plenty of straps to keep things snug, though I am still learning about how to use some of them.
Takes a while to get it fitted properly because of all the potential adjustments you can make, but take the time to do that carefully before your first trip, and this pack will perform like no other. Great product, like all Mountain Hardwear gear.
10 days of combined use and a bunch of small holes are starting to form. Can’t hold up to bushes and ground. Sucks; wanted it to work out well. Go for mystery ranch/osprey. Carry’s heavy load well; only reason it got 2 stars other than 1