Both @WilliamsRacing seats, the Bottas seat is a few 100g heavier despite some lightening holes! pic.twitter.com/YajsGWsMku— Craig Scarborough (@ScarbsTech) April 13, 2016
Both @WilliamsRacing seats, the Bottas seat is a few 100g heavier despite some lightening holes! pic.twitter.com/YajsGWsMku