AB-st – Gravel Bike Frameset


When the adventure starts at your front door your bike needs to be ready for anything and everything. With that in mind, we introduce the all-new AB-st. Designed to take on whatever terrain you throw at, be it your daily commute, exploring your local trails, or camping in the bush the AB-st is up for the task. Built with 4130 LY Select Chromoly Steel and our carbon ADV fork, The AB-st offers a stable, confident, yet playful feel. The frameset, including the top tube, is equipped with multiple mounts allowing you to attach all the accessories you want. With clearance for up to 29×2.2” tires and a long wheelbase, this bike is designed with bikepacking and getting RAD in mind. Features:
  • 4130 LY Select Chromoly Steel Frame with Internal Routing
  • Carbon Adventure Fork with Internal Routing
  • Front Fork Rake Adjustable to 47mm or 52mm
  • Thru Axels Front and Rear (12×100 F, 12×142 R)
  • FSA Integrated Headset
  • Weight of Medium is 6.25 Lbs
  • Available Sizing – S, M, L, XL
  • Included with Frameset – Frame, Fork, FSA Headset, Seatpost Clamp and Front And Rear Axels



Recommended Rider Height 5’3″-5’6″ 5’6″-5’9″ 5’9″-6’2″ 6’2″-6’6″
Seat Tube C-T 450mm 480mm 510mm 540mm
Seat Tube Angle 74º 74º 74º 74º
Head Tube Length 150mm 170mm 190mm 210mm
Head Tube Angle 70°  70°  70°  70°
Top Tube Horizontal Length 535mm 565mm 595mm 615mm
Stack 569mm 588mm 607mm 626mm
Reach 391mm 415mm 440mm 455mm
Fork length A-C 398mm 398mm 398mm 398mm
Chainstay Length 430mm 430mm 430mm 430mm
BB Drop 72mm 72mm 72mm 72mm
Wheelbase 1046mm 1077mm 1108mm 1130mm

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