James Costley-White

James Costley-White

Editor, Mountain Biking UK magazine

James Costley-White is the editor of Mountain Biking UK (MBUK), the UK's best-selling mountain biking magazine, founded in 1988. James, aka JCW, has been an avid mountain biker since 1992, during which time he's amassed a huge amount of knowledge about the sport and tons of riding experience. He can regularly be found riding the trails around Bristol and South Wales. As well as editing MBUK, JCW contributes regular product reviews and other articles to the magazine. He's a fully-qualified professional journalist, certified as a senior reporter by the National Council for the Training of Journalists (NCTJ), and holds a postgraduate diploma in journalism from Cardiff University's School of Journalism, Media and Culture. As well as heading up MBUK, he's worked for other cycling titles including BikeRadar.com, ChopMTB.com and Triathlon Plus magazine, along with the Bristol Post, Western Daily Press, Gloucestershire Echo and Gloucester Citizen newspapers, in print and online.

Recent articles by James Costley-White

10 stand-out downhill bikes from the World Championship

We take a look at some of the most striking tech and paint schemes from Fort William
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Stashed SpaceRail bike storage system review

A space-saving solution for storing your bikes
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Amazfit GTR 4 smartwatch

Smart-priced cycling watch from Hong Kong brand
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Orbea Rise H10

Stripped-back electric bike that doesn’t sacrifice any of the fun factor
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Amazfit GTR 3 Pro

Can this budget-friendly cycling watch compete with the big brands?
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How to turn an old hardtail into a super commuter

Breathe new life into your old mountain bike with our handy guide
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Specialized Gambit helmet

The big S isn’t playing games with its debut full-face enduro helmet
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Brand-X Ascend XL dropper seatpost

Smooth, reliable and long dropper
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Syncros Tailor IS 2.0HV storage cage

A complete on-bike tool storage solution for the backpack-averse
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Exposure Diablo MK11 helmet light

One of the best helmet lights and mounts out there
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OneUp Components V1 dropper post

Long-travel dropper for those short on frame space
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Lezyne Mini GPS review

Small but with plenty of features
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Best cheap mountain bike upgrades

Updated: Small upgrades that make a big improvement to your riding
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Fort William World Cup – New bikes and kit

Nukeproof Pulse, Orange 324 and Intense M16, plus Ohlins fork and more
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Alpinestars Paragon knee pads review

Impressive budget protection
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OneUp RADr rear derailleur cage review

Novel solution to crawler cog blues
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Race Face Turbine Cinch crankset review

Impressive new XC/trail cranks on the block
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AbsoluteBlack 40t sprocket and lockring review

Crawler cog takes a different tack from the competition
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Keela Stashaway Pro waterproof jacket review

Multipurpose outerwear
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OneUp Components 42t sprocket review

Give your legs a break on brutal climbs
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Ergon BA3 Super Enduro backpack review

Enduro-focused pack
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Kenda Honey Badger Pro 26x2.2in tyre review

A sturdy but fast-rolling tyre
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X-Fusion RV1 downhill fork unveiled at Taipei show

200mm of travel for the serious racer
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Troy Lee Designs A1 all-mountain helmet

No "glorified road helmet" here, TLD insists
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