Vitus Substance SRS-1 Adventure Road BikeThis road bike is specifically designed for gravel riding as it offers smooth and reliable performance across mixed terrain conditions. It features a rock-solid CrMo frame construction which makes it more than capable of handling all the abuse from long distance journeys with unpredictable surface conditions. Vitus has also gone the extra mile by putting this sleek road bike through a heat-treatment process, which allows for another layer of durability on your travels.SRAM Apex Drivetrain with UD Carbon ForksWhether you’re commuting to work or planning a bike-packing weekend away, this gravel bike is engineered for top-performance. Propelling you up to speed in seconds, its SRAM Apex crankset allows for quick and easy acceleration while its hydraulic disc brakes keeps your ride under control. Ready for any riding situation, this durable adventure bike is also equipped with UD carbon forks which provide incredible stiffness without any excess weight. WTB SpeedTerra Wheelset with WTB Venture TyresRolling on a set of reliable WTB SpeedTerra wheels, this versatile road bike is perfectly set-up for gravel riding. Using its WTB Venture tyre’s larger outer diameter, this model delivers exceptional grip and smoothness when riding across uneven gravel surfaces. One final highlight is the Vitus Substance SRS-1 Adventure Road Bike’s wheels and tyres are tubeless ready. This means you can simply install the supplied valves and add sealant if you want to run tubeless. Features: Frame: Substance Reynolds 725, Heat-treated CrMo, external cable routing (full outer), 142x12mm rear end, mud-guard mounts, rack mounts and 3 bottle cage mounts Forks: UD Carbon, tapered steerer, 100x12mm Brakes: SRAM Apex HRD, hydraulic disc brakes, Centreline RT, 160mm 6-bolt rotors Shifter: SRAM Apex HRD Front Derailleur: N/A Rear Derailleur: SRAM Apex, long cage Cassette: Sunrace CSRX8 11-42T, 11 speed Chainset: SRAM Apex 1, XSYNC, 40T, 24mm axle, crank lengths: XS: 165mm, S: 170mm, M: 172.5mm, L: 172.5mm, XL: 175mm and XXL: 175mm Chain: SRAM PC1110, 116 links with Power Lock Rims: WTB SpeedTerra TCS 2.0 650b, XD driver, tubeless tape installed, tubeless valves supplied Front Hub: WTB, 12x100mm, sealed Enduro radial bearings, 6-bolt Rear Hub: WTB, 12x142mm, sealed Enduro radial bearings, 6-bolt, XD freehub Axles: Vitus Front: 12x120mm/M12x1.5mmxL14mm; Rear: 12x170mm/M12xP1.5mmxL12mm Tyres: WTB Venture 650bx47 TCS Road Plus, tan sidewall, dual DNA compound, lightweight tubeless casing, TCS Aramid bead Saddle: Vitus Seatpost: Vitus, 6061 Aluminium, 27.2x350mm (300mm for XS and S), 12mm offset Stem: Vitus, 6061 Aluminium, 3D forged, 31.8mm bar bore, +/- 7 degrees, XS: 80mm, S: 90mm, M: 90mm, L: 100mm, XL: 110mm and XXL: 110mm Bars: Vitus, 6061 Aluminium, 16° flared Adventure, 128mm drop, 77mm reach, XS: 400mm, S: 400mm, M: 420mm, L: 420mm, XL: 440mm and XXL: 440mm Bar Tape: Vitus, EVA Cork Bottom Bracket: SRAM GXP 68 Road Headset: FSA No.42, tapered 1 1/8-1 1/2″, 45°/45° upper bearing 41.8/28.6, lower bearing 36/45 Weight: 10.81kg (large) Easy AssemblyWhen you order a bike, one of our trained mechanics will carefully prepare and pack your bike for shipping. Upon delivery, the assembly is simple and all necessary tools are conveniently included in the box.Depending on the delivery service and destination, bikes will either be delivered in a large or a small box. Below is a guide as to how your bike will arrive: All bikes for delivery within the UK and Republic of Ireland will be delivered in a large box, except for kids’ bikes and BMX bikes, which are always delivered in manufacturer’s boxes. All bikes for delivery within the EU on a standard service will be delivered in a large box. If an express delivery option is chosen, your bike will be packed into a small box. Again, the exception is kids’ bikes and BMX bikes, which are always delivered in manufacturer’s boxes. All bikes for worldwide delivery outside the EU will be delivered in small boxes.This video demonstrates assembly from a SMALL BOX.This video demonstrates assembly from a LARGE BOX.Buy Vitus Bikes from Chain Reaction Cycles, the World’s Largest Online Bike Store.