Triumph Carbon Fiber Sprint ST 1050 05 09 Front Fender SectionMDI Carbon Fiber Front Fender Section for Triumph SprintT. All our carbon fiber Front Fender Section are made with an Autoclave process, which uses the highest quality TORAYCA PREPREG carbon fiber fabric from Japan. More information on the manufacturers specifications: Finishes and Materials! Cures at 400 degrees and a pressure of 5Kg cm. One of the most advanced techniques for making composite components is by using PrePreg carbon fiber