Gravel 30 - blue

Specifications

Frame colour Matt dark blue
Decal Gold
Speed (no. of gears) 20
Front derailleur Shimano GRX RX400
Rear derailleur Shimano GRX RX400
Cassette Shimano HG500 10sp 11-34T
Crankset Shimano FC-RX600 46/30T 170mm
Chain KMC X10, 114 link
Front brake Shimano SM-RT64 hydraulic disc brake, 160 mm. rotor
Rear brake Shimano SM-RT64 hydraulic disc brake, 160 mm. rotor
Wheel size 28in (700)
Tires Schwalbe G-One Bite 700x45C
Weight 11.5kg
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Principia Gravel 30 captures the best of MTB, Cyclocross, and Road biking—so you can follow your impulses. Ride fast on the road, take a detour through the forest trail, and race home on the gravel path. The Principia Gravel 30 is your companion all year round. In short, gravel riding sets no limits.
NEW FOR 2026: We've streamlined the design, hidden all cables, and smoothed out all visible welds on the frame, giving the bike a cutting-edge look. We know how much you love admiring your bike—so it should look great.
The model is equipped with Shimano GRX, a groupset dedicated to gravel riding. Shimano GRX is optimized for gravel in terms of gearing, ergonomics, durability, stability, and more.
The Gravel 30 comes with mounts for fenders and a rear rack. It also features multiple mounting points for bags and accessories, making it ideal for bikepacking adventures.

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GROUPSET

Shimano GRX

Shimano GRX is a newly developed groupset, specifically designed for gravel bikes. With its gravel-specific ergonomics, optimized gears. robustness and stability, Shimano GRX is ready to tackle any obstacle. Shimano GRX ensures a revolutionary riding experience, where you're always in absolute control - exactly how it should be.

Frame size 48cm 51cm 54cm 56cm 59cm
Reach (mm) 366,3 370,7 382,2 391,7 400,2
Stack (mm) 557 579,8 602,75 621,7 642,8
Front centre (mm) 603,8 604 612,6 628,4 638,1
Fork length (mm) 425 425 425 425 425
Fork offset (mm) 45 45 45 45 45
Top tube length (mm) 526 537 555 570 584,5
Seat tube length (mm) 480 510 540 560 590
Chain stay length (mm) 435 435 435 435 435
Wheel base (mm) 1029,9 1030 1038,7 1054,6 1064,4
BB drop (mm) 67 67 67 67 67
Head tube length (mm) 115 135 155 175 195
Seat tube angle 74 74 74 74 74
Head tube angle 69,5 70,5 71,5 71,5 72

 

With Principia you get

5 year frame guarantee
Danish quality
Exclusive dealers