Blackburn Outpost Bike Frame Bag

(172 customer reviews)

$38.92

  • ORGANIZATION – We carefully consider what is put in each of our bags and tailor the compartments, pockets and other features to make sure there is a perfect place for everything
  • EXPANDABLE – Sometimes you need more space, while at other times you need less. This bag expands to accommodate both
  • HOSE PORT – The outpost elite frame bags feature a hose port to allow for the storage of a water reservoir and/or a cache battery to get dense heavy products to the lowest center of gravity
  • OUTPOST WATER RESISTANT – Coated 70D ripstop nylon and polyurethane zippers provide extra protection against the elements
  • ADJUSTABLE MOUNTING – Bikes come in a lot of shapes and sizes. This bag includes adjustable mounting systems to allow fitment to almost any bike

Based on 172 reviews

5.0 overall
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  1. Ted Elsen

    I agonized over which frame bag to buy based on all the different brands and sizes available. I wanted a bag that would maximize my luggage carrying capacity in the open triangular space between my top tube and bottom of frame for long bike tours, so I purchased the Large Blackburn Outpost Frame Bag. When it arrived, I was initially disappointed because it seemed too small for my XL-size bike frame, and too large for my wife’s small bike frame. When fully opened, the large bag extended all the way to the bottom of the seat tube on my wife’s bike and interfered slightly with her chain sprocket. Rather than returning the bag, I put it on my XL-size frame (it was 5 inches above my chain sprocket when fully extended), packed it full, and took it on a long ride. Even though the bag was slightly smaller than I wanted, I was very impressed with its stability and sturdiness so I’m going to keep it for bike touring and every-day use. For the large bag, you need at least 19 inches of space from your seat tube extending along the bottom of your top tube towards the front of the bike. The front of the bag then drops straight down approximately 3 inches in its front so you need to make sure you have at least 3 inches of space between your top tube and the bar that comes up from the bottom towards the front of the bike where the front of your bag is going to be. The large bag when fully opened extends approximately 10.5 inches down along the seat tube, so make sure you have at least 10.5 inches of space along the seat tube between your top tube and the top of your chain. The width of the bag seemed perfect. It was very close but didn’t rub my legs when pedaling when it was completely full. I didn’t purchase the medium sized bag but the website says the medium is 2 inches shorter in length than the large, so you probably need at least 17 inches of space extending from your seat tube along the bottom of your top tube towards the front of the bike to fit the medium bag, with all the other dimensions being the same as for the large bag.

    The Blackburn bag may not fit as well as more expensive customized-made bags, but the Blackburn costs a lot less, is very sturdy, and designed well. I haven’t tried it in the rain, but would expect it to keep light rain out……but would put my precious belongings in a plastic bag inside if I encountered heavy downpours.

    Ted Elsen

  2. melissa salmon

    I am so glad I purchased this bike frame bag. I hardly been searching for longer then I would like to admit for a frame bag for a new bike I purchased. I knew I wanted a frame bag that was large enough to hold 2 liters of water for long road/ gravel rides. This holds my 2 liter platypus water sack, as well as a light puffy jacket, few granola bars and my cell phone and bike tool in the side pouch. The side pouch is suitable for a phone, keys, etc. The main pouch is expandable ( I just leave it expanded) and has a divider. The whole bag is very durable, the zipper performs well and the installation was a breeze. Just make sure you measure your bike frame first, as it is crucial to obtaining the correct bag for your bike.

    melissa salmon

  3. Ted Elsen

    This is a great bag; a couple things they don’t market well enough: the walls are made of a sturdy foam material so the bag keeps it’s shape even with heavy items; and there is a small pocket on the non-drive side for things like keys, wallet, and phone. The only thing i’m disappointed about is the size is slightly off. The Large is supposed to be 19.25″ long but is only 18.5″, leaving about a 1″ gap on my 54cm kona sutra. Despite that, i would still recommend this bag.

    Ted Elsen

  4. Nathan Cronin

    I already have one smaller for my other bike, imI love this bag!

    Nathan Cronin

  5. hydroguy

    Me equivoqué de tamaño

    hydroguy

  6. George Coghill

    I’ve only just installed this on my Specialized Crosstrail (XL frame), but the Large size is great, and fits the frame very well when opened all the way.

    The bag is of a higher quality than I expected, as are the zippers. Zippers seem weatherproofed/rubber-seamed. Nice long side access pocket on the left, large compartment opening on the right. Right side also has small stretchy outer stash pockets, might fit some small snacks. Inner compartment has a Velcro divider flap to loosely section/divide items top/bottom.

    I have a 3L water bladder, my bike lock, pump, and plenty of room for some other items like a battery pack, lights, etc. if needed. I primarily bought this to get the backpack (and water bladder) off my back, and it does the trick. See my photo showing the top-down view — no issues with the bag being too wide while riding, even with all that stuff crammed in there.

    The opening to allow cables or a drinking tube to exit the bag is nice, but it’s angled in such a way (facing towards the rear) that the tube has to wind back and forth to exit. It works, but opening facing forward would work better I think. A very small complaint. I needed to buy an extension for my water bladder hose so it reached to a comfortable length to drink from while riding.

    Plenty of attachment loops on the bag, to use with reposition-able Velcro loops to attach to your frame as needed. Worked great for me.

    I had been unimpressed with any of the other reasonably-priced, non-custom frame bags available. I even looked into a custom frame bag. But for the price I paid for this, I am very happy with the bag and will definitely consider this Blackburn product line for future bag purchases if it holds up over time as I put it into actual use.

    George Coghill

  7. Nathan Cronin

    Robusta e capiente, due tasche,rivestimento interno ottimo. Zip con la possibilità di ingrandirla nella parte sottostante. Bellissima per chi ama il bikepacking. Impermeabile.

    Nathan Cronin

  8. Carolina Martinez

    Die Rahmentasche von Blackburn finde ich persönlich der Hammer. Auf dem Foto ist sie nicht ganz aufgefaltet, das würde dann den Rahmen innen ganz ausfüllen. Also das Rahmendreieck. von oben ist rechte Seite der große Stauraum, reicht für Handy Geldbeutel und Regenjacke völlig. Linke Seite ist Schmal aber Platz für flache Dinge wie Riegel, Tempos etc. Ich schon dreimal im strömenden Regen gefahren, sie ist dicht. Top Teil

    Carolina Martinez

  9. George Coghill

    I’ve been using this bag on my commuter for a couple months now, and I absolutely love it. The stock velcro attachment system was just okay, and I preferred to zip tie my bag to my frame, as you can see from my picture. Because this bag has so many attachment points it is held very securely within my frame this way.
    The construction of this bag feels durable, and after months of use it shows very little sign of wear.
    Having the option to expand and collapse the bag has also come in very handy, especially since it takes less than 30 seconds to make the switch.
    The design of the pockets is perfect for my uses:
    -One zipper on the right opens large central space.
    -Left side zipper opens thin but long pocket.
    -Two external right side stretchable pouches.
    The removable velcro interior “brace” keeps the bag from bulging out of the sides, and this works well to keep the bag away from my knees.
    Absolutely looking forward to getting my hands on more bags from this Blackburn line!

    George Coghill