Low profile and low weight mean low elapsed times. Maximum aeroefficiency doesn't have to mean minimum comfort. The SRAM TT Brake Lever's ultrathin, fullcarbonfiber form is shaped to slice through the air while also allowing for excellent hand fit. The addition of a return spring puts it in a class of its own. Weight 100 grams per pair Material Full Carbon Fiber Compatibility SRAM Red, Force and Rival derailleurs