Ashton prompted a mass braul after hauling Tuilagi into touch by the Leicester man's hair.
He has been found guilty by an RFU disciplinary panel of an act 'contrary to good sportsmanship'.
Ashton will be free to play again on January 4, meaning he will miss Northampton's two crucial Heineken Cup matches over the next two weekends.
Ashton will be free to play again on January 4, meaning he will miss Northampton's two crucial Heineken Cup matches over the next two weekends and two Premiership games over the festive period.
Northampton forward Phil Dowson will also be sidelined for the two weekends of European action after he was suspended for a dangerous tackle on Saracens full-back Alex Goode.
Gilbert has released a new line of rugby cleats. The Gilbert Virtuo 8S is part of the exciting new product. Check it out.
The Barbarians are one of the top invitational rugby sides with a long history and classic rugby jersey.
The Nike Tiempo is a solid rugby cleat and one of few styles still made from full-grain natural leather.
The Lions get ready for their matches with this green training jersey. It's what the players wear. Get in the Gear!
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Wear the crest of the British and Irish Lions on your t-shirt. A great look for the summer.
$29.99
The Lions are ready to get their Australia tour underway. They arrive in Perth on Monday.
The New Zealand All Blacks training jersey for 2013/14. Get in the Gear!
The USA Rugby Pro Alternate rugby jersey is perfect for any fan of the Eagles. Get yours to wear during the summer Test matches.
The NEW All Blacks 2013/14 jersey has arrived at World Rugby Shop. Dare to wear the colors of the All Blacks.
