Knog Blinder Arc 640 - Black

Size Guide

When you need some serious light, get the Blinder ARC 640. As one of the top range products from Knog, this light boasts a broad elliptical beam, big power, and beautiful looks. With 640 lumens of light, the ARC 640 will let you see and be seen no matter what road you’re on. Powered by a USB rechargeable battery and comes in a 100% waterproof, integrated silicone package, you won’t regret this purchase. Comes with two silicone removable straps for 25 - 30mm and 30 - 35mm diameter bars and even a helmet mount.

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Sizing Chart

We’ve made it easy to find the right sized bike for you using our quick reference Sizing Guides! Just use the slider below to navigate through the different 6KU infographics and you’ll be ready in no time! If you are still unsure of which size is best for you we always recommend that you go to your local bike shop and get fitted. Look at the ‘Find a Dealer’ section of our website to locate the closest dealer near you or click here to go straight there.

Fixie

Track

 

16 Speed Classic Road Bike

8 Speed Men's Commuter Bike

8 Speed Women's Commuter Bike

Coaster Brake City Bike