2020 Thesis The OB1 AXS 1x — 650b

Ultra high-end component level carbon frame gravel bike

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2020 Thesis The OB1 AXS 1x — 650b
  • MSRP $4,999
  • Frame Carbon
  • Fork Carbon
  • Wheels 650b Carbon
  • Drivetrain 1 × 12
  • Groupset X01, Force
  • Brakes Hydraulic Disc

Where to Buy


1 × 12 — 12 speed

2020 Thesis The OB1 AXS 1x — 650b
36 mph
Similar Bikes
36 mph

The 2020 The OB1 AXS 1x — 650b is easier to ride up hills than similar bikes.

The 2020 The OB1 AXS 1x — 650b is geared about the same as similar bikes for riding downhill.

Estimated Spec Level

Estimated spec level of the The OB1 AXS 1x compared to other gravel bikes. 99 Spokes analyzes the build material and quality level of the frame, fork, wheelset, groupset, suspension system, and more to estimate the overall spec level of each bike.

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est. spec level →$0$1,000$2,000$3,000$4,000$5,000
This bike
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FrameThesis OB1 Carbon
ForkThesis OB1 Carbon with SteerSafe
Bottom BracketThesis 2-Piece Aluminum Interlocking
HeadsetThesis Oversized Integrated
StemThesis Ultralight
HandlebarThesis Compact Ergo Flare
SaddleThesis Endurance 148 Saddle
SeatpostThesis Ultralight 3D Forged ⸱ 1-piece 3D forged 2014-T6 aluminum quill ⸱ Micro-adjustable 2-bolt clamp ⸱ Broadly supportive lower clamp ⸱ 0 offset to match OB1's 73° seattube angle ⸱ 230g
Rear DerailleurSRAM X01 AXS Eagle 12spd Electronic
CrankSRAM Force AXS 44T
ShiftersSRAM Force AXS HRD Electronic/Hydraulic
CassetteSRAM Eagle XG-1295 10-50T 12spd
ChainSRAM GX Eagle Powerlink 12spd
BrakesSRAM Force AXS HRD Electronic/Hydraulic
RimsThesis Ultra-Wide Carbon 650B ⸱ 650B | 27.4mm internal | 33mm wide | 24.5mm deep ⸱ Optimized for 47mm+ tires ⸱ Tubeless-ready hookless design, also compatible with standard tubed tires ⸱ 3mm offset, angle drilling, & reinforced nipple seat ⸱ Toray 700/800 construction ⸱ 370g +/- 5%
SpokesPillar PSR X-TRA 1420 Cold-Forged Bladed
Front HubDT Swiss DT350
Rear HubDT Swiss DT350
TiresWTB 650B Venture ⸱ WTB Venture 650B x 47mm (555g) ⸱ Supple tanwall casings ⸱ Tubeless
Disk RotorsSRAM Centerline XR Centerlock 160mm
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2020 Thesis The OB1 AXS 1x — 650b