With a rim profile of 45 mm and a weight of only 1150 grams, the Artech 4.G is the fastest and lightest aero gravel wheelsets developed for pure gravel purpose, without compromising on stiffness and durability.

Besides best in class aerodynamics and an extreme low weight, the Artech 4.G provides high lateral stiffness and doesn’t compromise in durability. The Artech 4.G offers a 28 mm internal hookless tire bed, optimized for a variety of gravel tires from 35 up to 83 mm.

Specifications
Maximum rider weight: No weight limit
Max tire pressure: 4.0 bar / 58 psi
Rim height: 45 mm (Front), 45 mm (Rear)
External rim width: 38 mm (Front), 38 mm (Rear)
Internal rim width: 28 mm (Front), 28 mm (Rear)
Tubeless (ready)*: Yes (Front), Yes (Rear)
Hooked: No – Hookless (Front), No – Hookless (Rear)
Optimum tire width (mm): 40 (Front), 40 (Rear)
Tire width compatibility (mm): 35–65 (Front), 35–65 (Rear)
* Compatible with hookless approved tubeless tires
Hubs: Scope Artech 3D-printed (Front), Scope Artech 3D-printed (Rear)
Bearings**: 2 × 61803 – SKF (Front), 3 × 61803 + 1 × 61903 – SKF (Rear)
Engagement system: – (Front), 36T Diamond Ratchet (Rear)
Axle System: 12 × 100 (Front), 12 × 142 (Rear)
Brake Interface: Centerlock (Front), Centerlock (Rear)
** CeramicSpeed bearings upgrade available
Spoke count: 18 (Front), 24 (Rear)
Spoke type: Carbonlite Aerospoke (Front), Carbonlite Aerospoke (Rear)

Mfr Claimed Weight
1150g