Hope have been making bicycle hubs for over 25 years and the Pro 4 is the latest evolution of this lineage, taking everything Hope have learned and rolling it all into the ultimate in reliable performance and versatility. As ever, simply making the best is not enough for Hope, and the Pro 4's are gorgeously CNC machined in the UK, giving them exquisite form to match their perfect function.All hubs hand built and machined from 2014 T6 aluminium in Barnoldswick, UK Incredibly durable & smooth rolling sealed stainless steel cartridge bearingsFast engaging 4 pawl ratchet with 44 tooth engagement for lightening quick accelerationIS 6 Bolt Disc Mount supports most brake rotors while axles & end caps can be adapted to different standardsThe perfect compromise of lightweight & durability with weights from just 300gThe Pro 4 has been re-designed from the ground up compared to its predecessor, the Pro 2 EVO. The gorgeous CNC machined hubs feature larger diameter flanges which improve stiffness on larger diameter 27.5 & 29 inch wheels, making for a stronger wheel and a better ride under hard cornering. The internals use Hope's legendarily reliable stainless steel sealed cartridge bearings teamed with a lightweight aluminium axle to offer supreme durability while keeping the overall weight low. The freehub is a new design for the Pro 4 with a 4 pawl ratchet and 44 tooth engagement the hubs have a low 8.2 degrees of engagement, so you can rest assured as soon as you stamp on the pedals all of your effort and power is seamlessly transferred into forward motion and will continue to do so for years to come. Versatility has always been a standout feature of Hope Hubs, going all the way back to the Hope Bulb and the Pro 4 is no different, offering easy adaptability between different axle standards with tool free end caps. The Hope Pro 4 represents the culmination of years of experience in producing marketing leading hubs right here in the UK and if you want a gorgeous, reliable and versatile rear hub there really is no better choice than the Hope Pro 4, it truly is the ultimate rear hub that will provides years of reliable service on any bike.
Prime Thermal Bidon 500mlKeeping your liquid cold for up to 4 hours, this 500ml thermal water bottle maintains a consistently cool temperature thanks to its Nanogel construction. Known as the world's lightest insulating material, it's made of 5% solid material and 95% air. It features a BPA (Bisphenol-A) free certified plastic construction as well as Nanogel, which is superisingly lightweight. This makes it a major benefit for riders who want to shave important grams off their overall bike weight, without worrying about adding unnecessary water bottle weight. Due to its versatile construction, this model allows for high thermal capacity, extra lightness and fantastic flexibility in a single product.Whether you're taking part in an event or riding with your local club, this water bottle will keep your liquid cold for up to four hours. Another key benefit is its rubber push/pull valve boasts an odourless and tasteless material. This means that the taste of your liquid will be unaltered, while its easy to squeeze design makes drinking simple, as you clock up the miles on your bike.Features: Material: Nanogel, BPA (Bisphenol-A) free certified Plastic materials Size: 500ml Thermal Effect: 4 hours Valve: Push-pull Diameter: 74mm Safe and odourless Innovative design Weight: 109gBuy Prime Bike Accessories from Chain Reaction Cycles, the World's Largest Online Bike Store.
Elevate your road riding experience with confidence and control. This lightweight aluminium all-rounder can handle smooth roads rough roads and everything in between. Key Performance Factors Balanced road geometry Lightweight aluminum frame is specifically engineered to produce a balanced feel that blends confident rider positioning with agile cornering and acceleration. Smooth ride quality Innovative D-Fuse composite seatpost design reduces road shocks and vibrations and a Giant WheelSystem lets you run tubeless tyres up to 32mm for a smoother ride quality and reduced risk of flats. Total control Seamless disc brake integration including flat mounts and 12mm front and rear thru-axles delivers consistent braking power in all types of weather and road conditions. Frame ALUXX SL-Grade Aluminum disc Fork Advanced-Grade Composite full-composite OverDrive steerer disc Handlebar Giant Connect S:40cm M:42cm M/L:42cm L:44cm XL:44cm Grips Velo cork tape with gel Stem Giant Contact S:90mm M:100mm M/L:110mm L:110mm XL:110mm Seatpost Giant D-Fuse composite 14mm offset Saddle Giant Approach Pedals N/A Shifters Shimano 105 2x11 Front Derailleur Shimano 105 Rear Derailleur Shimano 105 GS Brakes Shimano 105 hydraulic Giant MPH rotors [F]160mm [R]140mm Brake Levers Shimano 105 Cassette Shimano 105 11x34 Chain KMC X11EL-1 Crankset Shimano FC-RS510 34/50 S:170mm M:172.5mm M/L:172.5mm L:175mm XL:175mm Bottom Bracket Shimano cartridge press fit Rims Giant S-R2 Disc wheelset Hubs Giant S-R2 Disc wheelset 12mm thru-axle Spokes Giant S-R2 Disc wheelset Tyres Giant S-R3-AC 700x28c (30mm effective width) Every effort has been made to ensure accuracy throughout this website. However Giant reserves the right to change bike specifications features prices and colours without prior notice.
Are you a rider of several biking disciplines If the answer is yes, then we have the perfect helmet for you in the Crossover from MET. MET have used an invisible clip on anchor system you can transform the helmet from a road helmet to a rugged multi-terrain helmet with a visor extension. As its name suggests, the Crossover really feels at home on any terrain.In-mould outer shell construction / Shock absorbing polystyrene inner shellAnti-pinch chin strap buckle & anti-slip divider / In-moulded anti-insect netSafe-T E-Mid fit system / Removable visor, invisible attachment clip for stylish look with or without visorAnti-allergenic interior padding that s hand washableRear reflective sticker & integrated rear LED light (3V CR 2025)The features don t end there with an anti-pinch buckle, an in-moulded anti-insect net and a hand washable anti-allergenic interior padding. With the built-in led light and a Safe-T E-mid fit system you ll have no excuse for not riding after dark. Size Chart:
dhb Kid's Hi-Viz JacketJust like you, your younger rider wants to be safe and seen on the road. Whether they're on the way to and from school, riding to the park or joining you on a ride dhb's Hi-Viz jacket keeps them visible and weather protected.Visibility and Weather Protection for the Young CyclistEncouraging your kids to be active and enjoy the outdoors means they should also have the kit they need to be safe on the road as well as protected when the weather turns a bit nasty. dhb's hi-viz jacket is just the ticket. With its bright fabric and reflective details, it raises their profile to other road users helping them stay safe.Designed to a slim fit, the dhb Kids Hi-Viz Jacket sits comfortably against the body without being skin tight. A lightweight and compact construction makes it perfect to carry with them in case of light showers or winds. It easily stows away into a jersey pocket or saddle bag so they can wear it or store it as the weather changes on longer rides. Elasticated sleeve openings are used for added comfort and protection, further sealing out the elements. It has been designed and developed to encourage optimum enjoyment and safety while riding, whatever the weather.*Note: This is a slim fitting jacket. If you require more room to grow then we recommend you order a size up to accommodate.Features:Materials: 100% PolyesterHi-Viz Showerproof Cycling JacketLightweight, compact constructionReflective details for enhanced visibilityElasticated sleeve openings to prevent wind from entering the jacketTwo front zip pocketsBuy dhb Clothing at Chain Reaction Cycles, the World's Largest Online Bike Store.
The Aggressor is designed for high-speed modern mountain bike trails. Advanced knob shaping creates extra gripping edges, and reinforced side knobs off er enhanced stability when cornering at speed. An all-around trail tire excelling on everything from loose cross country race courses to heavy all-mountain riding.Excellent all-round performance.Specification:Conditions: Loose over Hard, Loose, Medium, Wet,Cornering Control: 1 2 3 4,Rolling Efficiency: 1 2 3 4,TPI: 60,Bead: Foldable,Ply Construction: Single,Compound: Dual,Max PSI: 60,Tech: Tubeless Ready, EXO.TechnologyTubeless Ready: Tubeless tyres provide the rider with many benefits: the ability to run lower air pressures, which improves traction; lower rolling resistance when compared to a tube-type tyre; and less chance of flatting since there is no tube. Maxxis Tubeless Ready (TR) tyres provide the benefits of a UST tubeless tyre without the weight penalty. Our TR tyres use a standard casing and require the use of a liquid sealant in order to make them airtight.EXO: An extremely cut-resistant and abrasion-resistant material added to the sidewalls of select mountain tyres. This densely woven fabric is also lightweight and highly flexible, ensuring that the performance of the tyre remains unaffected. Choose EXO Protection for exceptionally rocky, treacherous trails where the chance of sidewall cuts and abrasions is high.
Replacement Di2 wire for Shimano Di2 systems. The removal of traditional mechanical cables in favour of electrical wires not only eliminates poor shifting caused by contaminates, corrosion and stretching, but provides effortless gear shifts.E-tube STEPS EP8 uses a fully removable individual cable system enabling fine tuning with the correct cable length to each component for easy and tidy fitmentEW-SD300 wires use a slim 3.45 mm diameter plug, they can be connected to EW-SD50 wires with the use of EW-AD305 adapterEW-SD300 individual wires are available in varying lengths, there is no need (or facility) to cut these cablesReliable and secure water resistant connectors
MET Terranova MTB HelmetTake to the gnarliest mountain bike trails and be confident of dialled in head protection should you take a fall. The MET Terranova MTB Helmet offers superb all-round MTB trail riding protection. Inspired by their award-winning Roam MTB helmet, the Terranova MTB Helmet sees extra head coverage when compared to a standard MTB lid. The In-mould polycarbonate shell with EPS liner is both durable, for everyday mountain bikers, it's also outstanding at dissipating crash forces should you take a tumble.It's not just protective though. It's comfortable too. The Safe-T DUO Fit System gives a precise fit every time and the pads are washable so you always have a fresh ride. When it comes to cooling airflow, the Terranova excels too, with the large vents and internal channels letting in copious amounts of air while allowing warm air to escape. Features:In-mould polycarbonate shell with EPS liner - Extended head coverageAdjustable visor in flexible materialSafe-T DUO Fit System - Vertical adjustmentPonytail compatibleEmbedded strap anchorsInternal air-channelingHand washable comfort padsAdjustable cam dividerCE - AS/NZS - US certificationWeight: 315g (S), 335g (M), 355g (L)Buy MET Helmets from Chain Reaction Cycles, the World's Largest Online Bike Store.
Data-Tag Stealth Security Identification Systems for BicyclesWhen even the strongest lock isn't enough Datatag UV ""Stealth"" system for cycles, offer a multi-layered approach to identification that makes life difficult for even professional thieves! Simple to fit and both include visible and hidden identifiers including the latest state-of-the-art ""stealth"" UV etching that won't visibly mark you cycle and gives your bike a unique finger print. Bike theft is well known to be a problem and many owners think that just by registering them on a database, theft will miraculously stop, but the truth is that registration without the right identification system just doesn't work. The Datatag systems offers premier identifiers combined with probably the most comprehensive database of its kind in the market today. Equally importantly, Datatag works with the Police to back up the product and gives free scanning equipment and database access on a 24/7 basis as well as technical training. Owners of Datatagged cycles also benefit from reduced premiums from the major insurers.The Datatag UV ""Stealth"" Cycle System is ideal for all cycle frames and is a Police Preferred Crime Prevention Product. The system includes the following state-of-the-art technology: ""Stealth"" UV EtchingThe system contains 4 UV ""Stealth"" Etches to permanently mark your frame, forks and wheels. The unique, almost invisible UV etching system, form a major part of the risk deterrent and subsequent identification. These ""stealth"" UV etches won't visibly mark your cycle paintwork! Ultimate TE LabelThese specially designed Datatag tamper evident labels contain a unique cycle identification number and QR code. They warn off any potential thieves and are both attractive and impossible to remove without damage.
The new and improved Ultegra R8000 front derailleur features an improved toggle link construction that matches the natural force curve of the hand when shifting, which means the derailleur moves with much less impetus, resulting in light and easy shifting. A forged wider link cradling the axle pivot at both ends, the shifting motion of this front derailleur creates one smooth, sweeping arc, nudging your chain into the right ring.Compatible with 11-speed groupsets and good for use with chainrings up to 53 teeth, the Ultegra R8000 front derailleur is available in braze on, 28.6/31.8mm and 34.9mm clamp options.Top gear teeth: 46-53TChain stay angle: 61-66Chain line: 43,5Weight: From 92g
Robust multi layer PU foam inserts provide impressive protection against knocks scrapes and bumps. Impact testing has shown energy absorbing qualities to rival the best on the market. FULLY OPENING DESIGN The fully opening design makes the SingleTrack Elbow Protector II easy to put on and take off Highly flexible multi fabric design with open mesh upper panels Multi-layer memory foam inserts mould and protect elbows Side padding provides additional protection Wide elastic Velcro® straps to secure in place with easy-grab griptabs Terry lining for additional comfort and moisture control Neoprene 35% / Nylon 25% / Polyester 20% / PU 20%
Interchangeable, precision engineered Shimano disc brake caliper mount adapters. Designed to mount post type disc calipers to either international standard or post type disc brake mounts on most frames and forks. Available in front or rear versions to suit most rotor sizes & suitable for most brands of post type calipers.