Gloworm Lightset XSV Gen 2.0 - Front 3600 Lumens LED Light eBay The air is the spring

The air is the spring

Be sure not to exceed the capacity of your derailleur

giving it no option but to seal and air up

It is capable of a huge range

Gloworm Lightset XSV Gen 2.0 - Front 3600 Lumens LED Light eBay The air is the springGloworm's most powerful light just got better (and brighter)! The XSV (G2. 0) leads the way with its 3600 lumen output, new features and unrivalled performance. The combination of Gloworm's brightest light and largest Power Pack ever creates a package that is hard to beat. Customization of the beam pattern and light output allows you to set up the Gloworm XSV(G2. 0) to suit your desired runtime and trail conditions. Its relative small form factor and