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Reviews > Packs > Internal and External Framed Backpacks > Granite Gear Stratus Latitude > Andrew Priest > Initial Report

granite gear stratus latitude
Initial Report
April 24, 2006

Author with the Granite Gear Stratus Latitude, Day 1, Fitzgerald River National Park Seven Day Walk

Author with the Granite Gear Stratus Latitude, Day 1, Fitzgerald River National Park Seven Day Walk

Authored by

Andrew Priest
Perth, Western Australia, Australia
aushiker@yahoo.com.au

TABLE OF CONTENTS

Andrew, the tester:

I am a 46 year old male, 180 cm (5' 11") in height, I weigh 104 kg (229 lbs). I have been bushwalking in Western Australia for approximately five years. For the past four years I have been regularly walking and leading on and off-track pack carries with the Perth Bushwalkers Club and more recently I have also got into geocaching. I consider myself as moving towards being a lightweight tent-carrying bushwalker with my pack base weight in the 8 to 12 kg (18 to 26 lb) range.  I have completed my End to End of the Bibbulmun Track (2003), the Cape to Cape Track (Nov 2001), the Coastal Plains Walk Track (numerous times), the Larapinta Trail (July 2005) and Fitzgerald River National Park (April 2006).

Prior to testing the Stratus Latitude my main pack for walks over two days and/or harsh country is a Macpac Cascade. I also use a Granite Gear Nimbus Ozone on weekend on-track walks. I also have experience with the Carrix Trolley, an alternative pack carrying idea.

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Andrew's testing playground:

The bushwalking environment of the south-west of Western Australia allows for bushwalks and backpacking from coastal plains to forest. Elevation ranges from 0 to 585 metres (0 to 1,920 feet). Within this region, I walk in varying conditions from forestry roads, to sandy tracks to single-purpose walking trails, to rock hopping, to beach walking to completely off-track walking through open and dense country.

 

 

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The testing environment:

During the summer period, daytime temperatures average 30° C (86° F), whereas from March through to December the daytime average temperatures range from 15° C to 26° C (59° F to 79° F). During the autumn, winter, and spring periods the normal weather pattern is fairly wet with frequent heavy rainstorms evident. It does not normally snow in Western Australia.

According to The Times Atlas of the World (Concise Edition - Revised 1997) our weather is described as being "Mediterranean - rainy climates with mild winters, coolest month above 0° C (32° F), but below 18° C (64° F); warmest month above 10° C (50° F)." The atlas depicts the coastal area north of Los Angeles as having the same climate.
 

Product Details:

The manufacturer, Granite Gear classify the Stratus Latitude as a light pack for those walkers requiring a pack with greater volume and weight carrying capability and designed to hold up to the rigors of a harsh environment. The Stratus Latitude has a recommend load of 50 lb (23 kg) and its volume is given as 4800 cu in (79 L). The pack has a 3D molded composite Tepex frame, a Light Pack Exoskeleton hip belt and the pack material is Cordura. The pack adopts a travel pack style with a stretch panel running down the centre of the pack from the top to the bottom. The panel is zippered on both sides. This allows the pack to be opened from the bottom or top as required. Finally the pack has a hydration bladder sleeve at the back of the pack against the frame. Please see the First Impressions for more details of the pack.

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Specifications:
  • MSRP: $290.00
  • Year of Manufacturer: 2006
  • Manufacturer's specified weight: 4lb 14 oz (2.21 kg)
  • My weight (measured on digital bathroom scales): 4 lb 13.60 oz (2.2 kg)
  • Manufacturer's specified volume: 4800 cu in (79 L)
  • My volume: Not measured.

The pack as tested is configured with a Men's large hip belt, large trim shoulder straps and regular torso length frame.

Item Receipt:

Following a review of the Granite Gear website I had a reasonable idea of the pack, shape and size but really lacked detail of the pack design and its features. Therefore I find it hard to comment on how the pack matches my expectations based on the website. Other than this is a large pack (4800 cu in (79 L)), adopts similar frame technology to my Granite Gear Nimbus Ozone and is made of tougher material, I had no expectations. Therefore when I received the pack on the day I was heading out the door for a seven day walk of Fitzgerald River National Park, I undertook a very steep learning curve in respect of the Stratus Latitude including discovering it has a hydration bladder sleeve, it packs quite differently to what I am used to, or rather I needed to change my packing style, and it is split open when the front loading stretch panel is unzipped. What am I saying here? I think Granite Gear could add some details about this pack to its website.

In respect to the sizing information and therefore the configuring of the pack's hip belt, shoulder straps and frame length, I cheated on this one. Already having a Granite Gear pack and knowing its configuration I used this information to configure the Stratus Latitude. That said a quick review of the manufacture's website was undertaken to confirm my selections. Once again I found this process painless and the instructions easy to follow.

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First Impressions:

Well, three things jumped out at me when I received this pack ... its colour, its front loading system and that it has a hydration bladder sleeve. The colour was to be later described by one of my less kind bushwalking colleagues as reminding him of baby's poo. Maybe a bit harsh ... Anyway on to the pack.  This is an interesting pack in terms of its design, particularly the front loading system that has been adopted on the Latitude series of packs. This front loading system had me rushing out to buy some additional dry-sacks so that I could adopt a variation of the packing style illustrated in the Granite Gear Owner's Manual before I headed out the door on my week long walk in Fitzgerald River National Park. With a top-loading pack I tend to use only a few stuff stacks to hold food etc and just "stuff" the gear into the pack filling up all available nooks and crannies. With the Stratus Latitude this approach is not so ideal given its front loading system. I digress, more on this in the Field Report. Back to the Stratus Latitude.

Water bladder hoser outlet at top of packStarting with the frame. The Stratus Latitude has a 3D Tepex Framesheet as its frame. See my Granite Gear Nimbus Ozone Initial Report for photos of this frame design. According to Granite Gear the 3D Tepex frames are designed to flex. The Framesheet has  three distinct zones of flexibility. The lumbar zone is downright springy, absorbing the shock of each step. The mid-back zone is semirigid, transferring weight evenly downward toward the belt while providing torsional flex. The upper zone is rigid, allowing the load lifters to pull the whole load close to one's back. The functioning of the framesheet will be re-examined in the context of this larger capacity backpack over the test period.

Moving on to the back pad.  The pad is smooth, covered using Schoeller Dynamic with NanoSphere Technology. Whatever that means! According to Granite Gear this should result in the user feeling the cush of the back pad evenly across the whole length of where the pack is in contact. I will report back on my experience over the test period. The manufacturer also claims that the back pad fabric is water resistant meaning the pad does not get soaked with moisture and that the shell fabric dries quickly.

The shoulder straps and hip belts come in various sizes to suit the wearer and should be ordered as per the Granite Gear sizing charts. Based on my Nimbus Ozone experience I ordered the Stratus Latitude with the same sized shoulder straps and hip belt. Their comfort and functionality will be tested further. The Stratus Latitude Owner Manual available from the Granite Gear website provides further details on design and fitting of the shoulder straps and hip belt.

Moving on to the outer fabric and design of the pack. As alluded to early, the outer material is Cordura, which Granite Gear suggest will stand up to "the rigors of a harsh environment." This particular aspect will be put to the test on my seven day walk of the Fitzgerald River National Park, a harsh environment indeed!

Staying on the outside, we come to the key feature in my view of the pack, the Latitude front loading system. This consists of a zippered stretch panel which can be opened from the top or bottom of the pack and runs the full length of the pack. This stretch panel allows the pack to opened up like a can of sardines or those not familiar with sardines like a travel pack.  This means that instead of a top down approach to packing (even though this can still be done) the pack can be opened up and packed like a suitcase.  This also means that should be easy to access the bottom or top of the pack or parts in between without having to remove "half the contents" so to speak to get to something packed half way down in the pack. My initial impression (later confirmed when I packed this pack for the second time before heading out the door) was that my loose packing style is not really suited for this pack, rather that I need to make much greater use of stuff sacks or dry-bags to compartmentalise my gear. I will explore and comment further on my experiences with this packing approach in my Field and Long-term Reports.

Water bladder sleeveReturning to the stretch panel, it is zippered on both sides with zips which can be unzipped from the top or bottom. As the zips are zipped up, the zips are closed up as if they are waterproof zips which they may well be. Running across the stretch panel are three front compression straps for compressing the pack/lashing gear to the outside of the pack. In addition to these three compression straps there are another three on each side of the pack plus two straps over the two external pockets which can be found on each side of the pack.

The side pockets are made of stretch material and are open at the top. Compression straps are provided to retain items within the pockets.

Inside the pack, there are another three compression straps to secure gear within the pack before closing up the stretch panel.

The pack has a "removable drawcord pocket that clips into place with SR [side release] buckles." This is a pocket or bag that sits at the top of the pack, attached to the pack with two quick release buckles. The pocket has a thin foam base to help it hold its shape and is closed with a draw cord. It looks ideal to hold to items which may require quick access, for example a rain jacket. The stretch panel closes over the pocket concealing it within the pack.  Inside the pocket is a key clip for carrying one's keys. Attached to this key clip is small bag which contains a spare ladder loc buckle and a side release dual pull buckle but no spare hip belt buckle. Granite Gear, in their Owner Manual state and I quote, "also, you can use the 2” side release buckle on the lid fanny pack to replace your main belt buckle, should it happen to break." However the Stratus Latitude uses two side release buckles to hold the pocket in place, not a 2" (51 mm) side release buckle as referred to in the Owner Manual.

This leaves the last feature of the pack, its hydration sleeve.  The hydration sleeve is a vertical sleeve sewn into the back of the pack (frame-side). It holds a bladder such as a 3 L Platypus Hoser. The dimension of the sleeve is 13" x 9" (330 mm x 230 mm). On the outside of the sleeve is a nylon shock cord drawcord and cordlock. The purpose of the shock cord is to compress the bladder as the contents is drained ensuring full flow of fluid until the bladder is empty. The hose from the bladder/bladder sleeve runs through a hydration hole centred at top of the back of the pack. There are no other features for retaining bladder hoses.

So that is the Granite Gear Stratus Latitude backpack pack. Detail below is my summary test plan.

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Testing Strategy:

I anticipate testing the Stratus Latitude on a seven day walk in the Fitzgerald River National Park as well as on numerous weekend walks over the test period in mainly off-track walking conditions. This should see the pack tested with loads up to and possibly exceeding the recommend load weight of 50 lb (23 kg). The Fitzgerald River National Park walk will for example involve carrying winter rain gear, warm clothing, and initially seven days of food and on some days up to seven litres (7.40 quarts) of water. A normal day's walking in this area will involve carrying around three to four litres (three to four quarts) of water. In addition the walk in the Fitzgerald River National Park as well as some other planned walks should subject the pack to testing in harsh scrub, putting the manufacturer's claims of standing up to harsh environments to the test. In particular I will be focusing on the following aspects:

  1. Carrying capacity and packing style required with this front loading pack design. My initial impression (later confirmed when I packed this pack for the second time before heading out the door) was that my loose packing style is not really suited for this pack, rather that I need to make much greater use of stuff sacks or dry-bags to compartmentalise my gear. I will explore and comment further on my experiences with this packing approach in my Field and Long-term Reports.;
  2. Durability of the Cordura material to with stand harsh environments;
  3. Durability, functionality and water-resistance of the stretch panel zips;
  4. Functionality of the hydration bladder sleeve and outlet;
  5. The functioning, comfort and load carrying capacity of the framesheet will be re-examined in the context of this larger capacity backpack;
  6. The comfort of the back pad, its water resistance and ability to dry quickly;
  7. Based on my Nimbus Ozone experience I ordered the Stratus Latitude with the same sized shoulder straps and hip belt. There comfort and functionality will be tested further;
  8. Usefulness of the top pocket;
  9. Usefulness of the side pockets.

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