Exa Form Air damper

EXA Form A5-RE Air Shock For mountain bikes, trekking bikes and city bikes. The A5-RE is the lightest rear shock in its class, with its robust construction and air spring adjustment. Using air to actuate the spring provides excellent flexibility without sacrificing weight. Preload can be continuously adjusted by also adjusting the pressure in the main air chamber. A simple, ultra-reliable and incredibly lightweight rear shock.Features:- Preload adjustment by air valve.- CNC machined anodized aluminum.- Length: 165 mm. / Stroke: 40 mm. / Weight: 160 g.