The Challenge Gravel Grinder is built to monster the toughest gravel events on the planet. With a fast-rolling but grippy tread and tubeless ready construction, the Gravel Grinder is perfect for all-round gravel use.Fast-rolling semi-slick design with aggressive side tread for excellent cornering tractionSupple 120 TPI casing provides a smooth rideTubeless-ready bead can be used with tubes or tubelessBuilt around a fast-rolling semi-slick centre tread design, the Gravel Grinder rolls well on hard surfaces yet has enough purchase when braking or climbing to retain traction. When leaned over, the large side tread digs into softer ground and gravel to inspire massive confidence. For bikes designed to be used off the beaten path, the Gravel Grinder is the ideal choice.
The Challenge Gravel Grinder is built to monster the toughest gravel events on the planet. With a fast-rolling but grippy tread and tubeless ready construction, the Gravel Grinder is perfect for all-round gravel use.Fast-rolling semi-slick design with aggressive side tread for excellent cornering tractionSupple 120 TPI casing provides a smooth rideTubeless-ready bead can be used with tubes or tubelessBuilt around a fast-rolling semi-slick centre tread design, the Gravel Grinder rolls well on hard surfaces yet has enough purchase when braking or climbing to retain traction. When leaned over, the large side tread digs into softer ground and gravel to inspire massive confidence. For bikes designed to be used off the beaten path, the Gravel Grinder is the ideal choice.
Produced by combining our latest, tested, ultimate technologies to create a more robust, longer-lasting road tyre while maintaining the speed, comfort and control you know from our handmade construction. Excellent cut and puncture-resistant qualities with both the GANZO PPS under the tread and the CORAZZA Armour for improved sidewall protection.
Features: Not To Be Used Tubeless Use: Rough Road, Cobbles, Big Riders, Hard Packed Dirt Size: 28 Tire Width: 36 mm Internal Rim Width: 17-23 mm Weight: 375 gr TPI: 260 Bead: Aramid Casing: SuperPoly Flat protection: Double PPS BAR: 3-6 PSI: 45-90
The Criterium is already a super fast rolling tire with impressive cornering control. This model's silk (seta) casing enhances the tires suppleness for an even more extraordinary ride. Seta Ultra S Use: Road Racing Size: 28 Tyre Width: 23 or 25 mm Internal Rim Width: (23mm) 13-15 mm (25mm) 13-17 mm Weight: (23mm) 260 gr (25mm) 270g Casing: Silk SEALED Flat protection: PPS BAR: 7-12 PSI: 100-175 Inner tube: latex
Challenge Grifo Team Edition Cyclocross 700x33c Tubular Working in conjunction with elite athletes, Challenge has developed the best all-around cross tubular ever, one that excels in wet or dry, soft packed, rocky and root-infested courses. The Grifo team edition tubular features fast-rolling knobs and a centre section that offers excellent pedalling and braking traction. The casing is produced with the latest technical materials like Corespun (a cotton/polyester mix). Corespun produces a tyre casing that is very supple, strong, and low in weight. The tyres high TPI count (threads per inch) in conjunction with a latex inner tube adds flexibility, allowing it to conform better to the terrain, improving impact and vibration absorption while reducing rolling resistance for ultimate speed. Puncture protection comes in the form of a a specially designed fabric that is placed between the tread and casing. This PPS (puncture protection strip is resistant to foreign object penetration and cuts. Technical SpecificationsIntended use: Cyclocross, fast gravelSize: 700x33cColour: WhiteCasing: Sealed Corespun CottonTPI: 320Tube: LatexProtection: Puncture Protection Strip (PPS) Max. Pressure: 30-40PSI, 2.1-2.7 BarWeight: 410g
Challenge Baby Limus Plus 700x33c Folding TyreHandmade for increased comfort and reduced rolling resistance, Baby Limus is lightning fast on mixed terrain. Mixed depth knobs provide reliable traction and grip on terrains as varied as wet sand, sticky mud or dry, fast, packed cross courses.Puncture protection comes in the form of a specially designed fabric that is placed between the tread and casing. This PPS (puncture protection strip is resistant to foreign object penetration and cuts.Challenge's handmade clinchers (HCL) tyres are made using the same materials and processes as their handmade tubular tyres. But instead of sewing an inner tube inside the tyre casing, they instead wrap the casing around an aramid bead to form a tyre that perfectly fits on clincher rims. Unlike other tyres, the HCL is moulded when flat, which allows the casing to deform over surface imperfections and minimise rolling resistance for more speed.Technical SpecificationsIntended use: All conditions, grass, mudSize: 700x33cColour: BlackCasing: SuperpolyTPI: 120Bead: AramidProtection: PPSMax. Pressure: 40-70psiWeight: 360g
Challenge Grifo Comp 700x33c Wire Bead Cyclocross TyresThe best all-around cyclocross tyre ever created excels in the wet or dry. On soft-packed, rocky and root-infested courses, grass and more. The Grifo features fast-rolling knobs and a centre section that offers excellent pedalling and dependable braking traction.The casing is produced with the latest technical materials, like Corespun (a cotton/polyester mix). Corespun produces a tyre casing that is very supple, strong and low in weight. A high TPI count (threads per inch) adds flexibility, allowing it to conform better to the terrain and providing improved impact and vibration absorption.Puncture protection comes in the form of an advanced fabric that sits between the tread and casing. This PPS (puncture protection strip is highly resistant to foreign object penetration and cuts.Technical SpecificationsIntended use: Cyclocross, fast gravelSize: 700x33cColour: TanCasing: Nylon</liTPI: 60Bead: AramidProtection: Puncture Protection Strip (PPS)Max. Pressure: 30-40PSI, 2.1-2.7 BarWeight: 365g
Challenge Gravel Grinder 700x38 Race TyreMake your mark on the gravel scene with Gravel Grinder. This tyre combines a fast-rolling diamond centre tread with aggressive shoulder knobs that only hook up when the terrain gets soft, muddy, or a little sketchy. Grind gravel in confidence, knowing you have the extra protection of a 120 TPI casing and integrated PPS (puncture protection strip) to keep punctures at bay so you can concentrate on maximising your ride enjoyment. The aramid bead combines strength and lightness for improved security and easier tyre fitting, while a nylon casing adds suppleness for comfort. Product DetailsTubeless compatible: NoSize: 700x38mmBead: AramidCasing: NylonFlat Protection: PPSTPI: 120Max. Pressure: 2.5 - 4 Bar, 34 - 58 PsiApprox. Weight: 355gUse: Cyclocross and Gravel
Chain Reaction Cycles Pro Bike BagThe Chain Reaction Cycles Pro Bike Bag has been custom designed in-house to offer you the best value bike transport bag possible with features that are better than even the market leading equivalent.Quick, Safe and Secure TransportWhether travelling via car, plane or train the CRC Pro bike bag will make travelling with a bike as quick and easy as it can be. This durable Pro Bike Bag can be wheeled easily to keep make transporting your bike as painless as possible. This versatile design will accommodate any bike you can think of within minutes with minimal tools required. Only the wheels, pedals and handlebars need to be removed before you are safe to transport your bike. The key to our design lies with the Crush Protection Inserts and the Shock Block Securing System, which combine to create an adaptable duo which is easy to use and protects your bike from unwanted knocks and shocks.Protective InsertsCrush Protection Inserts - The bike is connected to the Shock Block Securing System via any two of the Crush Protection Inserts, which, once fitted in place of your hubs will prevent your frame and forks from being crushed together during transport.The Crush Protection Inserts are constructed from solid alloy for durability and a total of eight different Crush Protection Inserts are included to ensure that all bicycles are compatible with our design:Front Hub Inserts: QR 15mm Bolt Through 20mm Bolt ThroughRear Hub Inserts: 130mm QR 135mm QR 12x135mm Bolt Through 12x142mm Bolt Through 12x150mm Bolt ThroughWhen not in use these can be easily stored in a secure pocket inside the bag or left at home to keep weight to a minimum.Shock Block Securing SystemShock Block Securing System - Our versatile system protects and secures your bike inside the bag via three separate blocks which are located as follows: Under the fork - Protects the controls on the bottom of your forks and offers a secure location to fix the front Crush Protection Insert. Under the bottom bracket - Prevents your chainrings from striking the bottom of the bag during a large impact. Under the rear axle - Protects the controls on the bottom of your forks and offers a secure location to fix the rear Crush Protection Insert.For an easy to use instruction Mountain Bike sheet please click here.For an easy to use instruction Road Bike sheet please click here.Reasons to Buy: Custom designed in-house. Value for money. Safe and dependable. Brilliant protection.Features: Material: PU coated inner with padded rip stop exterior Compatible with: Downhill/Freeride/All-Mountain/Cross-Country/Dirt Jump/Road/Tri/TT/touring/commuter bikes. Fits up to 29” wheels via 2 segregated large zippered pockets for the front and rear wheels, with reinforced hard plastic that prevents the axles from damaging the bag and from being damaged. Adaptable Crush Protection Inserts. Variable Shock Block Securing System. Reinforced fork lower padding/protection. 12x variable fixation straps to secure the bike inside the bag. Handy pockets and compartments help to keep your components organised. Heavy-duty lockable zipper. Wide spaced soft gripping dual skate wheels on the base of the bag provide stability and make transportation easy. 6 x separate robust and ergonomic carry handles. 1 on each end and 2 on each side. ID Pocket. Collapsible for easy storage down to 140cm x 28cm x 30cm. Weight: 8.8kgs (Inc. all CPI’s, which can be removed), 8.6kgs without. Unfolded L - 1400mm W - 280mm H - 790mm Folded L - 1400mm W - 280mm H - 300mm Buy Chain Reaction Cycles Accessories from Chain Reaction Cycles, the World's Largest Online Bike Store.
Chain Reaction Cycles Logo Bike Wheel BagThe Chain Reaction Cycles Logo Wheel Bag have been manufactured from the same heavy duty material as the bike bag. These can be used independently with the included shoulder straps or stowed inside the main compartment.The interior of the wheelbags feature a separate compartment for storing QR axle's, 2 heavy duty PVC discs have also been placed in the centre of the bags to eliminate any chance of axle's/wheel nuts piercing the exterior of the bag.Features: Separate compartment for QR's and axles Heavy duty PVC discs High quality shoulder strapsBuy Chain Reaction Cycles Accessories from Chain Reaction Cycles, the World's Largest Online Bike Store.
CeramicSpeed Oversized Pulley Wheel SystemThis CeramicSpeed Oversized Pulley Wheel System is developed for performance optimisation, and the watt savings start at 2.4 watts. The cage is made from carbon fibre and reinforced PA while the 17-tooth pulley wheels are made from aluminium and mounted with high quality CeramicSpeed bearings.This revolutionary OSPW System is developed, produced and assembled by hand in Denmark. This plug-and-play product is the result of an in-depth development process and has been designed for optimal performance. Created to answer the need for less friction (as much as 60%), increased speed and a more efficient drivetrain. This OSPW System helps you ride any distance comfortably. The optimisation of your drivetrain with the new CeramicSpeed OSPW System delivers access to the industry leading efficiency. The use of high quality materials means this system will outlast other commonly used pulley wheels on the market. Like all other products delivered by CeramicSpeed, this product has undergone a thorough testing program and is used by professional triathletes Tim Don and Tyler Butterfield. Features:Material: Carbon/PA Cage, Aluminium Pulley Wheels Shimano Compatible 10 or 11-speed Weight: 55gMaintenanceIt's important that you properly lubricate your bearings in order to ensure optimal performance and maximum longevity. Add oil to the outside of the bearing seal, so that oil can penetrate the bearing. Do this when you lubricate your chain, or if you have washed your bike or have been riding in wet or muddy conditions. Buy CeramicSpeed Components from Chain Reaction Cycles, the World's Largest Online Bike Store.