Your search for "brake clutch lever" revealed the following:
DUCABIKE | Lea23 - Brake / Clutch Adj. Levers Eco GP 2
$154.91In 7075 aluminum machined from solid, hard anodic surface oxidation, possibility of adjusting the distance of the brake and clutch...
DUCABIKE | Le11 - Brake / Clutch Adjustable Levers Eco GP 1
$110.67Billet aluminium 7075, anodization hard surface, possibility 'of distance adjustment lever through 5 positions.The kit includes the pair of brake...