Almost every component of the Supertech R Vented Boot, Alpinestars definitive racing boot as worn by a roster of champions past and present, has undergone a rigorous program of upgrades to sharpen its performance...
Homologated full line exhaust catalizedGP Ann.Titanium,born to celebrate the 50th GPR anniversary in 2018, conical shape from round diam. 90 to oval diam.130mm with pentagonal exit, made with titanium body and caps...