EXT REA MX Spring 100mm (450-600lb) staticbrand Introducing the world's first-ever frame

Introducing the world's first-ever frame guards designed specifically for the 79Bike platform

Construction: 3-ply nylon tread

heat-dissipating rotors reduce brake fade during hard riding

TUBE DIAMETER: Inner 38mm/ Outer 50mm

Integrated rear axle adjuster blocks make these a clean install and a solid mount for the slider spools

EXT REA MX Spring 100mm (450-600lb) staticbrand Introducing the world's first-ever frameThe EXT Superlight V2 Springs are developed using exotic materials traditionally reserved for the highest form of motorsports racing. This material features a very high tensile strength and modulus that when coupled with a very precise design and specific production processes allows the Superlight springs to be the lightest coilsprings on the market.