Guy Kesteven
Latest articles by Guy Kesteven

Giro Chrono Pro Neoshell jacket review
By Guy Kesteven published
Giro has harnessed the legendary performance of Polartec Neoshell fabric for its slim weather-beating road shell, but do the fit and features match the name?

See.Sense Beam light review
By Guy Kesteven published
review The 1000-Lumen See Sense Beam light offers an unprecedented level of automation, ride feedback and control but is it still a decent illuminator, too?

Blackburn Dayblazer 800 front light review
By Guy Kesteven published
review Blackburn’s Dayblazer 800 is a super tough all-rounder that’s brighter than the numbers suggest but does it last long enough?

Ratio 12-speed gear kit review
By Guy Kesteven published
Ratio’s range of kits let you switch up your 11-speed SRAM shifters to run a 12-speed road or even Eagle MTB cassette and who doesn’t want that?

Hutchinson Fusion 5 Gridskin Ltd Ed tyre review
By Guy Kesteven published
Hutchinson’s new Gridskin construction promises a smoother, lighter and more durable ride that’s kinder on the planet, too. We've been getting the miles in on the Limited Edition Fusion 5s to see how they roll

Exposure Strada MK10 SB light review
By Guy Kesteven published
We’ve tested the most powerful road unit from UK bike light specialists Exposure and it’s an impressive and practical night-fighter if you can afford it

Bontrager Ion Pro RT 1300 light review
By Guy Kesteven published
Bontrager’s category-leading Ion Pro has been around for years now but is it still up there with the smartest bike lights?

Merida eSilex+ 600 gravel bike review
By Guy Kesteven published
review Merida’s eSilex+ 600 gravel bike doesn’t look like a power-assisted bike but does the Mahle motor help or hinder performance and handling?

Knog PWR Road 700L light review
By Guy Kesteven published
review The road version of Knog’s PWR light system gets a bit more power but it’s the super smart modular aspects that make it a 'lifestyle light' winner

Specialized Flux 900 front light review
By Guy Kesteven published
review Specialized’s new Flux light uses a distinctive broad head for its double LED design to promise ‘the perfect beam of light’. We’ve been testing it thoroughly to see if that’s true.

SRAM Rival eTap AXS XPLR review
By Guy Kesteven published
review SRAM’s new XPLR AXS wireless transmission fills the gear gap between current road/gravel and MTB cassette options and it’s brilliant even at the cheapest Rival level

Zipp 454 NSW review: Hookless 'sawtooth' wheels with big performance and a big price tag
By Guy Kesteven published
Review Zipp's distinctive sawtooth deep-section wheels get a big makeover for a significant increase in real-world speed and ride quality

Le Col Sport Logo jersey review
By Guy Kesteven published
review Le Col’s updated logo jersey looks super classy but how does it feel on the road?

Brooks C17 Cambium All Weather saddle review
By Guy Kesteven published
Review Brooks' modern classic C17 Cambium saddle gets colours and climate proofing

AbsoluteBlack oval gravel chainring review
By Guy Kesteven published
review AbsoluteBlack’s direct-mount gravel/CX chainring looks great and promises a smoother power stroke

Coefficient RR carbon handlebar review
By Guy Kesteven published
review Coefficient’s latest RR (Road Race) bars add extra hand positions, accessory mounts and more aero profiling to their radical ‘Swope’ shape

Moon Light MX and Cerberus Link wireless connected light set review
By Guy Kesteven published
Review Does Moon Light’s feature-loaded, wirelessly connected, GPS-friendly light set deliver when the moon is the only other light?

Continental GP5000 Transparent tyre review
By Guy Kesteven published
review Is Continental’s ‘Transparent’ GP5000 the ultimate all-round road tyre for tan wall fans?

Panaracer Race C Evo 4 Classic tyre review
By Guy Kesteven published
review It might look ‘Classic’ but Panaracer’s Race C Evo 4 gets all the latest tech from the Japanese tyre brand

Ribble CGR Ti gravel bike review
By Guy Kesteven published
Review Ribble’s CGR titanium gravel bike adds contemporary twists to the classic aspirational material. We’ve been cruising the lanes and trails to see how it rides

Halo Vapour GXC gravel wheel review
By Guy Kesteven published
Review Legendary UK BMX, dirt jump and hardcore MTB wheel brand Halo has gone gravel with its GXCs. Are they as tough as you’d expect?

Halo GXC gravel tyre review
By Guy Kesteven published
Review We test grippy new gravel tyres from UK hardcore dirt brand Halo to see whether they’re all-condition guardian angels

Mavic Cosmic SL 32 Disc wheel review
By Guy Kesteven published
Review The new low-profile Mavic Cosmic SL 32 Disc wheels are lighter, faster-reacting and optimised for larger tyres. We’ve been finding out what that means on the road
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