The smart head uses a 3/8" drive and will ratchet and torque both left and right threads

and still look awesome

Materials: steel

Compatible with 28T to 38T chainrings

Stylish microfibre top with embossed graphics

Oakley Resistor Sunglasses - L - 122mm - Polished Black Prizm Grey Lens Ignore Wholesale Tier 2 Brand Rule The smart head uses aWho's it for: Youth! The Resistor are Oakley's first pair of sunnies designed from the ground up for youth sized heads! Sizing: Lens detail: Light transmission: 17% Light conditions: bright light Lens Colour: grey Features: Adjustable nose pieces Rubber ends on the arms to keep them on your head