Alcon is recognized in the top tier of Motorsport as the best and for this reason Alcon supply F1, NASCAR, IRL, WRC, S2000, and Australian V8 Supercars, as well as to competitors in Clubman and other classes. With Alcons 25 year pedigree obp Motorsport feel this partnership will be beneficial to both parties and of course you the customer. The Alcon Master Cylinder Specification is second to none and this partnership will assist the continued development of obp Motorsport into the top tier of worldwide Motorsport. Alcon Master Cylinders Key Features and Benefits: Compact Design Die-cast aerospace grade Aluminium provide high strength and light weight Breather port clearance (cut-off travel) calibrated during assembly to provide controlled lost travel Nominal stroke 25.4 mm Fluid In port 7/1620 UNF (Torque 18-22 Nm with copper washer) Fluid Outlet port 3/824 UNF (Torque 17-20 Nm with copper washer) Weight 0.31 Kg