Geryon Bike Rack System

Please note that some images depict optional and 3rd party equipment.

The Geryon is the only universal rack system designed to work with any style of bike, from full suspension to road to e-bikes. Whether you're mountain biking, fishing, hunting, camping, gravel riding, or running errands around town, the Geryon will give you the on bike storage you need.

The Geryon won't hamper your steering like a handlebar bag and will put that weight onto your bike's frame, where it belongs. The adjustable rack design won't block your dropper post's travel like a seat pack, maintaining full dropper post travel and the rider's maneuverability. Our full bike mounted storage system will also let you use any of your existing dry bags or stuff sacks, instead of forcing you to buy bicycle specific products that only serve one purpose.

Turn any bicycle into a bike packing bike using the Geryon. Safely put a front rack, rear rack, or both on your full carbon road bike. Turn your full suspension bike into a mountain bike packing rig.


  • 30lbs of gear capacity (15lbs front + 15lbs rear)
  • Easily mounts to our custom headset spacer and your standard seatpost (see mounting info below)
  • Fully adjustable front and rear rack positions
  • The front payload is carried by the frame of the bike, not your handlebars
  • Your dropper post remains unaffected
  • Doesn't hamper your suspension
  • 3lb total system weight with all hardware
  • 6061-T6 anodized aluminum construction


  • Front and rear racks
  • Central control arm
  • All mounting hardware
  • Seatpost adapters for 27.2, 30.9 and 31.6 sizes
  • (4) 12" cinch straps

Sold Separately:

  • Pair the optional Utility Deck to bring bigger items hunting tools or long bulky items.
  • The Utility Straps fit the mounting features of the Geryon so you can bring bulkier items like dry bags, tents, or camping gear.
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    universal design

    3 crc systems at different lengths on the adventure van

    By utilizing the fork steerer and seatpost as mounting points, the Geryon can be used on almost any bicycle. No matter what kind of riding you do, you can bring up to 30 lbs of your favorite gear for camping, fishing, hunting, trail building... the choices are endless.

    BONUS: The Geryon's unique design won't hamper your steering, suspension, or dropper post functionality!


    With adjustable angles and positions, the Geryon will accommodate your bike and gear like no other rack on the market. Items that were previously too bulky to bring along can now be securely attached in a variety of ways. The modular design allows you to pick and choose how you configure your rack for your needs.


    With the optional Utility Deck, the Geryon can adapt to carrying larger gear like hunting tools and other long bulky items. The six point bolt system on the top and bottom of each decks allows you to attach Trxstle accessories and anything else you can imagine. The flexible system will support numerous future accessories from Trxstle!

    mounting requirements

    Steerer Tube

    The Geryon's forward mounting point uses a 10mm tall headset spacer mounted under the stem. This spacers fits on a standard 1 and 1/8" diameter threadless fork steerer. Please see below for detailed fit dimensions.


    The Geryon's rear mounting point uses your seatpost. Currently the system comes with mounting spacers to fit seatpost diameters:

    • 27.2mm

    • 30.9mm

    • 31.6mm

    important fit Information

    Your bicycle must have a minimum of 10mm of headset spacers to install the Geryon's custom headset spacer mount.

    The custom headset spacer must be mounted below your stem.

    We recommend having a professional bicycle mechanic install the headset spacer.

    The system requires just one 4mm allen key for installation or adjustment.


    installation video

    Customer Reviews

    Based on 2 reviews
    Gary Andrews
    Versatile and easy to mount

    I had no problem installing the Geryon with very clear instructions. I had a question about the middle bar impacting the ride but it mounted well out of the way. The unit is very versatile and sturdy. Straps are perfect. Looking forward to years of use.

    JD Desrosiers
    Geryon is Grrrreeeat

    Fantastic track system that is very functional and will be put to great use both on and off of the trails.
    Not hard to install and easily distributes the weight across the entire bike.

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