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Best Chain Reaction deals on Black Friday | Cut-price Castelli and Endura clothing, Vitus and Nukeproof bikes, and more

Hefty savings on kit, components, helmets and bikes

Chain Reaction Black Friday

We’ve scoured the Chain Reaction Black Friday sale to bring you the best mountain bike bargains going.


From reduced high-spec bikes to deals on finishing kit and component upgrades, there’s something for every rider.

For even more great offers, visit Chain Reaction’s Top 100 Deals page.

Chain Reaction Black Friday quick links

Use these links to jump to the best Black Friday deals at Chain Reaction.

Castelli Explore Velocissimo Bib Tights £130 £65

50% off these Castelli tights.
Chain Reaction

We know how popular Castelli clothing can be with road riders, so Black Friday is a good time to grab a bargain.

These Castelli Explore Velocissimo Bib Tights have 50 per cent off – and check out the rest of Chain Reaction’s Castelli offers.

Endura MT500 Waterproof MTB Jacket II £229.99 from £149.49

The Endura MT500 Waterproof MTB Jacket II scored 4 out of 5 in our review.
Chain Reaction

This is one of the best waterproof jackets for mountain biking that we’ve tested and you can save up to 35% at Chain Reaction.

LifeLine Essential Torque Wrench Set £39.99 £34.99

This is a bargain torque wrench.
Chain Reaction

The LifeLine Essential Torque Wrench Set provides you with total precision in your tool kit for a reasonable price.

It covers a 2-24Nm range and includes 3, 4, 5, 6, 8 and 10mm hex heads, as well as T25 and T30 Torx heads.

Northwave Raptor Arctic GTX Winter Shoes £209.99 £109.99

These Northwave Raptor Arctic GTX Winter Shoes are nearly half-price.
Chain Reaction

You can’t put a price on warm feet through winter.

The Northwave Raptor Arctic GTX Winter Shoes are an excellent choice for keeping your feet comfortable when it gets cold and wet, with a Gore-Tex Koala membrane providing all-weather protection.

And they’re nearly half-price!

Endura Hummvee Trouser II £59.99 from £30

Weatherproof trousers are a must in winter.
Chain Reaction

Endura’s Hummvee Trouser II gives you top protection against wind and rain.

The DWR nylon mini-ripstop fabric makes these trousers an ideal choice when you’re mountain biking or cycling to work in changeable conditions.

Mobi V-15 Portable Bike Pressure Washer £99.99 £75

Keep your bike clean with this Mobi V-15 Portable Bike Pressure Washer.
Chain Reaction

This portable pressure washer is incredibly versatile and will undoubtedly help you keep your bike clean through winter.

What’s more, at only 5kg for a 15-litre capacity, it’s lighter and more compact than most of its rivals.

Castelli Alpha ROS 2 Jacket £320 from £160

The Castelli Alpha ROS 2 Jacket offers protection for a wide range of winter conditions.
Chain Reaction Cycles

The Castelli Alpha ROS 2 Jacket is a versatile piece of kit.

This third-generation design offers a combination of warmth, breathability and water resistance, making it ideal for riding in changeable weather conditions.

We reviewed the ‘Light’ version last winter and awarded it five stars.

Garmin Edge 1030 Plus £519.99 £299.99

The Garmin Edge 1030 Plus is now available at a bargain price.
Jack Luke / Immediate Media

Wherever you’re riding, the Garmin Edge 1030 Plus will keep you on track.

This is a feature-rich GPS bike computer with full turn-by-turn navigation, as well as enough training and performance metrics to satisfy even the most data-hungry cyclist.

While the 1030 has been superseded by the Garmin Edge 1040, that means you can get it at a bargain price for what has been one of the best bike computers of the past couple of years.

Brand-X Ascend II dropper seatpost £139.99 from £70

The Brand-X Ascend II is a bargain dropper post.
Andy McCandlish / Immediate Media

Quite simply, the Brand-X Ascend II is one of the best dropper posts you can buy – it offers excellent performance full-stop, let alone for the price. 

The Ascend II proves reliability and quality performance needn’t come with a hefty price tag and, with three diameters, four lengths and four sizes to choose from, there’s a wide range of options for almost every bike.

Vitus Nucleus 27 VRS dropper and pedals bundle £974.97 £599.99

This bundle adds a Brand-X Ascend dropper and Nukeproof Neutron EVO flat pedals to the Vitus Nucleus 27 VRS hardtail.
Chain Reaction Cycles

This bundle package takes the Vitus Nucleus 27 VRS hardtail and aims to make it even more capable (and better value), with the addition of a dropper post and pedals.

You get the Brand-X Ascend dropper post with internal cable routing and a 1x remote, fitted to the bike so it’s ready to go, as well as Nukeproof’s Neutron EVO flat pedals.

That’s a bargain for less than £600.

Shimano 105 R7000 11-speed rim brake groupset £599.99 £299.99

Shimano’s 105 R7000 groupset is still going strong.
Simon Bromley / Immediate Media

Who said rim brakes are dead?

If you’re still running rim brakes, there’s good news – there are plenty of bargains out there, whether you’re upgrading your current bike or putting together a cut-price build project.

Shimano’s 105 R7000 11-speed groupset continues to offer slick-shifting, smart looks and braking that, dare we say it, still works just fine.

Nukeproof Scout 275 Elite £2,499 £1,749.99

The Nukeproof Scout was updated in May 2022.
Chain Reaction Cycles

Released only in May, the new Nukeproof Scout offers revised geometry and improved sizing options.

The geometry follows the trend for lower, slacker and longer numbers, which should make the Scout more capable on technical trails, while the new tube profiles are claimed to optimise ride characteristics.

This model has a 140mm-travel Fox Float Rhythm fork, Shimano SLX 1×12-speed groupset and 27.5in DT Swiss M1900 Spline wheels wrapped in Schwalbe Magic Mary and Hans Dampf tyres.

Five Ten Freerider Pro MTB shoes £130 from £72

Ideal for trail and enduro riding, the humble Freerider Pros bagged a five-star rating from us.
Mick Kirkman / Immediate Media

Rated an elusive five stars in our best mountain bike shoes round-up, Five Ten’s Freerider Pro mountain biking shoes are a real classic.

With savings of up to 35 per cent and no fewer than five colourways to choose from, what’s stopping you from upgrading to some new kicks?

Nukeproof Horizon Pro Downhill flat pedals £99.99 from £82.48

Nukeproof’s Horizon Pro flat pedals are tough, adjustable and spacious.

Nukeproof has a solid reputation for producing high-quality flat mountain biking pedals at a reasonable price, and the Nukeproof Horizon Pro Downhill flat pedals are no exception.

Their generous size, exceptional grip and decent weight earned them four and a half stars in our in-depth review.

dhb Aeron Bib Shorts 2.0 SS22 £80 £48

The Aeron shorts are a great pair of bibs made from sustainably produced Italian performance fabrics.
David Caudery / Immediate Media

Fancy saving 31 per cent off some new bib shorts? Look no further than the dhb Aeron Bib Shorts 2.0 from the 2022 spring/summer collection.

There are no fewer than seven colourways on offer at this great price, including classy khaki, navy and burgundy options.

Endura Hummvee II Shorts with Liner £64.99 £31

This two-tone green option is just one of the many colourways on sale.
Chain Reaction Cycles

You’ll be spoilt for choice with the six colourways on offer through this deal on Endura Hummvee shorts.

Whatever your taste, the Hummvee II Shorts from Endura are a great deal with a chunky 52 per cent off.

Save money on a new MTB helmet

Need some inspiration for your new mountain bike helmet? Here’s a small selection of some of the MTB helmets on offer at reduced prices.

Bell Super DH MIPS helmet £319.99 £223.99

Black camo is just one of the colour options on offer with the Bell Super DH helmet.
Chain Reaction Cycles

This full-face, downhill-certified mountain bike helmet features a nifty tool-free removable chin bar.

The Bell Super DH, which scored a near-perfect four and a half stars on test, is also kitted out with MIPS and an easy-to-secure Fidlock buckle.

For those who love to capture the action, there’s also a neat breakaway camera mount.

POC Tectal Race SPIN Helmet £200 from £70

The POC Tectal Race SPIN helmet is designed to offer lightweight protection for mountain bikers.
Chain Reaction

The POC Tectal Race SPIN is designed to offer lightweight protection for riders who like to shred with speed.

The lid features POC’s SPIN technology – the brand’s answer to MIPS – and is available in four colours.

Fox Speedframe Pro MTB Helmet (MIPS) £164.99 from £74.25

The red and black option is heavily discounted.
Andy McCandlish

Fox is a popular brand for clothing, helmets and other safety equipment among mountain bikers.

We found the Fox Racing Speedframe Pro helmet comfortable on test, with great venting and all-important good looks.

GT Zaskar LT AL Elite hardtail bike 2022 £1,399.99 £839.99

The GT Zaskar LT AL Elite hardtail is a steal at £899.99.
Chain Reaction Cycles

Our biggest discount in the mountain bike line-up, you can save yourself a whopping 40 per cent on the aluminium GT Zaskar LT Elite hardtail.

Equipped with 130mm travel thanks to the Suntour Zeron 35 fork, a TranzX dropper and 12-speed SRAM SX Eagle drivetrain, you’ll be ready to tackle everything that the trail ahead holds.

Vitus Sommet 297 AMP Mountain Bike £4,599.99 £3,909.99

The Vitus Sommet 297 AMP in Octane Red/Black.
Chain Reaction Cycles

Featuring a mullet wheel setup, 170mm travel front and rear and SRAM’s X01 Eagle groupset, this is another long travel enduro machine with some really tasty build features.

The Sommet 297 is also kitted out with quality Maxxis Assegai and DHR II tyres and features a RockShox Reverb Stealth dropper seatpost.

Vitus Dominer Downhill Mountain Bike £2999.99 £1,999.99

There’s nothing quite like a downhill bike for tackling the steepest and roughest trails and race tracks.
Chain Reaction Cycles

Save a hefty 20 per cent on this downhill rig from in-house brand Vitus, built purely with the biggest tracks, freeride parks and gravity trails in mind.


There’s a 200mm RockShox BoXXer Select fork and Super Deluxe R coil shock to play with, as well as a 27.5in Nukeproof Horizon wheelset and SRAM GX DH 7-speed drivetrain.