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Articles by Greg Kopecky

Industry

Slowtwitch Mailbag – 4

 This edition of the Mailbag talks bike tech. First, what are the rules with mixing different brands of components? Next, what is the importance of rolling weight on our bikes?
Industry

Valve Extender Trick

 Do your valve extenders rattle? Can your friends hear you coming from a mile away because of your noisy race wheels? We show you a simple trick to solve your woes.
Cycling

Mavic CXR60 C Ride Report

 In a follow-up to our in-depth technical piece on the new Mavic CXR60, we offer detailed photographs and a ride report for the clincher version of this wheel set.
Industry

State of Tri Bike Service – 2

 We continue our analysis of the current state of affairs in triathlon bike service. This article interviews two high-end tri bike dealers, to hear their thoughts on the situation.
Cycling

Michelin Pro4 Review

 We take a detailed look at the Michelin Pro 4 tire line. This versatile tire now has four distinct models, new sizes, and even 650c. We also call in an expert to do Crr testing.
Industry

Slowtwitch Mailbag – 3

 This edition of the mailbag covers three topics – muscle fiber recruitment, speedsuit effectiveness, and whether or not triathletes should include road bike training into their routine.
Industry

650c Project Bike – 2

 This is part two of our 650c project bike story. We detail the rest of the components and discuss our final thoughts on the bike. Does 650 trump 700? Is our 6'1" Tech Editor a convert?
News

Rev3 Williamsburg 2013 Video

 This video takes a brief look at the Rev3 Williamsburg half distance race from the athlete’s perspective. Our Tech Editor attended with a bike, shoes, and two cameras.
Industry

Slowtwitch Mailbag – 2

 Our second edition of the Slowtwitch Mailbag features two questions. First, how does one go about prioritizing their triathlon investments? Second, Joe Friel weighs in on power and pacing
Industry

650c Project Bike

 We give the full details of our coolest bike review in a long while – our custom Serotta with 650c wheels. Why 650? Why custom? For all of the specifics, read on.
Industry

Power Meter 301

 This is our third and final article in our educational Power Meter series. We look at a few final graphs and attempt to distill all of the nonsense into a few succinct messages.