With Fat bikes 1 or 2 psi can make a huge difference
6mm diameters the Jack includes a Manitou under bar lever which features a cartridge bearing for smooth precise operation
Designed around a 700c x 38c tire
Flat Protection Tread and SidewallTPI 220Color BlackWeight 325Defined Color BlackISO Width (mm) 32ISO Diameter 622 / Road / 29"Tire Intended Use RoadTire Diameter 700cTire Bead FoldingLabeled Size 700 x 32Tire Type Tubeless ReadyPSI 72
but don't go over the top with it either way
2026 Roubaix Expert Size:61 With Fat bikes 1 orWe created the endurance road category two decades ago proving that high ergonomics means high performance. Today, the new Roubaix SL8 with Future Shock 3. 0 is lighter, faster, and smoother than any road bike ever made, unleashing unmatched confidence. The road may be hell below, but on Roubaix, it's always heaven above. CAPABILITY: The Roubaix pioneered endurance geometry, so you ride IN the bike, not ON the bike to relieve pressure on your hands,