Gravel 30 - black

Specifications

Material Aluminium
Fork Aluminium
Frame colour Matt black
Decal Black/silver
Speed 20
Front derailleur Shimano GRX RX400
Rear derailleur Shimano GRX RX400
Cassette Sunrace CSMS1 10sp 11-34T
Crankset Shimano GRX RX600 46-30T
Front brake Shimano GRX RX400 hydraulic disc brake, 160 mm. rotor
Rear brake Shimano GRX RX400 hydraulic disc brake, 160 mm. rotor
Pedals Not included
Wheels Aluminium w. thru-axle (12x125mm front, 12x160,5mm rear)
Wheel size 28in (700)
Tires Panaracer GravelKing SK 700x38C
Weight 10.5kg
Suitable for Gravel
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Principia Gravel Aluminium sums up the best elements from MTB, Cross, and road bikes so you can let your impulses decide. You can ride fast on the roads, make a detour on the forest path and race home on gravel. Principia Gravel Aluminium follows you all year round. Long story short: Gravel has endless possibilities.

This model is equipped with Shimano GRX, a groupset dedicated to gravel riding. Shimano GRX is optimized for gravel riding in terms of ergonomics, robustness, stability and more.

Gravel Aluminium is also equipped with the gravel specific Panaracer GravelKing SK tires, strong hydraulic disc brakes and much more.

The model is also equipped with brackets for mounting a lock, fenders and a rear carrier. It also has several mounting points for bags and accessories, making it ideal for bikepacking trips.

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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.

Tires

Panaracer GravelKing SK

Panaracer GravelKing SK are made for speed on even the roughest of terrains. A combination of an aggressive tread, natural rubber compound and puncture resistance create the base for a high quality tire. GravelKing SK has a very strong grip on loose gravel, but the comfort remains. Despite hardcore offroad properties, GravelKing SK handles asphalt easily with minimal tire noise.

Mount your accessories

On the Gravel 30, you can easily mount essential accessories for daily commuting and/or bikepacking.

Fenders 

Carrier

Kickstand

Bottle cages

Bags

 

Below you will find our sizing guide.

You just have to measure your inseam, to learn which size suits you.

Inseam in cm Size in inches Size in cm
67-72 17.5-19 45-48
73-77 19-20 48-51
78-81 20-21 51-54
82-86 21-22.5 54-57
87-90 22.5-23.5 57-60
91-94 23.5-24.5 60-63
Frame size 48cm 51cm 54cm 56cm 58cm 61cm
Reach (mm) 366,77 366,77 371,21 376,93 385,7 394,57
Stack (mm) 555,29 555,29 578,19 601,16 622,18 617,4
Trail (mm) 79 79 72 66 62 63
Standover height (mm) 732 754 779 803 823 850
BB height (mm) 287 287 287 287 287 287
Top tube length (mm) 526 526 537 555 570 584,5
Seat tube length (mm) 460 490 520 540 560 590
Chain stay length (mm) 445 445 445 445 445 445
Wheel base (mm) 1042,64 1042,64 1045,2 1048,3 1057,91 1073,62
BB drop (mm) 67 67 67 67 67 67
Head tube length (mm) 115 115 135 155 175 195
Seat tube angle 74 74 74 73,5 73,5 73,5
Head tube angle 69,5 69,5 70,5 71,5 72 72

 

With Principia you get

5 year frame guarantee
Danish quality
Exclusive dealers