Last chance! Competition closes at midday (UK time) on Monday, August 12.

The Silverstone MotoGP round is set to be the highlight of the 2013 British motorcycling season - and you can get tickets for free!

Crash.net is giving away two pairs of grandstand tickets for the event. To be in with a chance of winning, all you need to do is:

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Follow Crash.net on Twitter. Then, to be entered into the competition, simply retweet this "Win weekend tickets to Silverstone MotoGP!" story.

If you already follow Crash.net on Twitter, simply retweet the story to be entered into the competition.

The Silverstone event will form round twelve of this year's MotoGP World Championship and take place from August 30-September 1.

Dani Pedrosa, Jorge Lorenzo, Valentino Rossi and Marc Marquez will all be looking to add to their 2013 victory tally, while Cal Crutchlow headlines the home challenge - the Yamaha Tech 3 star having an excellent chance of claiming the first home podium by a British rider since 2000.

In Moto2, Scott Redding will be continuing his fight for title glory, while a whole host of other Brits sure to be fired-up for their best results of the year across all three grand prix classes.

This competition is only open to UK residents and will close at midday (UK time) on Monday, August 12.