Je was op zoek naar: handlebars (Engels - Japans)

big green handlebars.
［大きな緑色のハンドルで］

brace these handlebars behind your knees.
ハンドルをこうだ

must have been a while since you rode on the handlebars of a man's bike.
君が 自転車のハンドルの カゴに乗ってから ずいぶん経ったね

he's got doo-doo and chocolate over his hands, ruining my handlebars.
汚い手でハンドルに触るな - 何事だ？

this bike has a light-weight, space-age carbon frame and handlebars positioned to put the rider in a more aerodynamic posture.
軽量のカーボンフレーム 空気力学を 取り込んだ設計

no, but he was 300 pounds with a handlebar moustache.
前回は140キロもある ―― ヒゲ野郎だった