S-Works Tarmac SL8 FramesetThe S Works Tarmac SL8 Frameset gives you the world's fastest race frame to build exactly the bike you want. FACT 12r carbon, integrated cockpit ready, S Works seatpost included. For Mackay riders with their own component preferences and a clear vision for what their dream bike looks like. Key Features S Works Tarmac SL8 FACT 12r carbon frame flagship race chassis S Works FACT 12r carbon fork 12x100 mm thru axle, flat mount disc S Works Tarmac SL8