Argon 18 Krypton Pro
The Krypton Pro is designed for those who refuse to be defined by a single road surface. Engineered to be faster and lighter than its predecessor, it combines high-performance race pedigree with all-road versatility. Whether you're tackling a paved mountain pass or a rugged backroad, the Krypton Pro
All Roads. All Day. All In.
Starting from: £3,000

Argon 18 Krypton Pro: Endurance Performance, Re-Imagined
The Argon 18 Krypton Pro takes the legendary comfort of the Krypton series and pushes it into the professional tier. Utilising our Pro-level carbon layup, the frame is tuned for maximum responsiveness while maintaining the Topological Compliance System (TCS) to dampen road-induced vibrations. It features a refined endurance geometry that provides a stable, intuitive ride—keeping you fresh and focused during ultra-distance challenges. With an integrated in-frame storage compartment for tools and nutrition, and a T47 bottom bracket for rock-solid reliability, the Krypton Pro is more than just a bike; it’s a versatile tool for those who want to go further and faster on any road they find.
Key Features
3D System
Get the best fit window without compromising the safety, steerer stiffness, or looks of your bike with Argon 18's 3D Technology.
Storage Optimisation System
Innovative layup design allowing access to tube space for integrated equipment and nutrition storage.
Endurance Geometry
Argon 18's endurance geometry offers a stable and comfortable ride with a relaxed rider position, while keeping true to their performance heritage.
Topological Compliance System
Proprietary design method to offer exceptional vertical compliance and dampened road-induced vibrations while retaining maximum stiffness. Each bike model featuring TCS technology was individually analysed to optimise frame topology and carbon layup.
Argon Fit System
Argon 18's fit system offers size-specific geometries to provide optimal performance and positioning for all sizes, guaranteeing no rider left behind.
Pro Level Layup
Argon 18 leave no room for compromise when they build bikes for the most demanding and passionate cyclists.
Available Colours
Crystal Black/Copper, Gloss

| Geometry | XXS 44-46 | XS 47-50 | S 51-53 | M 54-56 | L 57-59 | XL 60-62 |
|---|---|---|---|---|---|---|
|
A
Seat tube Height (cm)
|
42.0 | 45.0 | 48.5 | 52.0 | 55.5 | 59.0 |
|
B
Seat tube angle (deg)
|
75.5 | 74.9 | 74.3 | 73.7 | 73.1 | 72.5 |
|
C
Head Tube Angle (deg)
|
70.6 | 71.5 | 72.3 | 72.3 | 72.3 | 72.8 |
|
D
Top tube length (cm)
|
49.6 | 51.6 | 53.7 | 55.8 | 58.0 | 60.4 |
|
E
Chain stay length (cm)
|
41.5 | 41.5 | 41.5 | 41.5 | 41.5 | 41.5 |
|
F
Wheelbase (cm)
|
97.5 | 98.4 | 98.9 | 100.5 | 102.0 | 103.3 |
|
G
BB Drop (cm)
|
8.0 | 8.0 | 7.8 | 7.8 | 7.8 | 7.8 |
|
H1
Head Tube Length 3D (0mm) (cm)
|
10.6 | 12.3 | 14.2 | 16.4 | 18.6 | 20.8 |
|
H2
Head Tube Length 3D (25mm) (cm)
|
13.1 | 14.8 | 16.7 | 18.9 | 21.1 | 23.3 |
|
I
Stand Over Height (cm)
|
67.5 | 70.4 | 73.8 | 77.0 | 80.1 | 83.2 |
|
J
Stack (cm)
|
52.3 | 54.3 | 56.3 | 58.4 | 60.5 | 62.8 |
|
J
Stack 3D (25mm) (cm)
|
54.7 | 56.7 | 58.7 | 60.8 | 62.9 | 65.2 |
|
K
Reach (cm)
|
35.7 | 36.7 | 37.7 | 38.6 | 39.5 | 40.6 |
|
K
Reach 3D (25mm) (cm)
|
34.9 | 35.9 | 37.0 | 37.9 | 38.8 | 39.8 |
|
Saddle Height Min (cm)
|
59.0 | 62.0 | 65.5 | 69.0 | 72.5 | 76.0 |
|
Saddle Height Max (cm)
|
74.0 | 77.0 | 80.5 | 84.0 | 87.5 | 91.0 |
Example Builds
Build Options
Frameset
£3,000
- Frame Krypton Pro
- Fork Krypton Pro
- Headset FSA No.69 SRS + 3D
- Seatpost Argon 18 Carbon
- Tyre Clearance 40c (43mm)

Shimano Ultegra Di2
£7,000
- Frame Krypton Pro
- Wheels Hunt 44 Aerodynamisist Disc with XDR
- Tyres Vittoria Corsa Control TLR G2.0 700x30c
- Tyre Clearance 40c (43mm)
- Groupset Shimano Ultegra Di2 R8150

SRAM Force AXS E1
£8,750
- Frame Krypton Pro
- Wheels Zipp 303 Firecrest
- Tyres Vittoria Corsa N.EXT 700x30
- Tyre Clearance 40c (43mm)
- Groupset SRAM Force AXS E1

SRAM Red AXS
£12,000
- Frame Krypton Pro
- Wheels Zipp 353 NSW
- Tyres Vittoria Corsa N.EXT 32-622 TLR, black G2.0
- Tyre Clearance 40c (43mm)
- Groupset SRAM Red AXS

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