Oil fell more than $2 a barrel on Friday after a surge to new record highs this week, pressured partly by worries about a possible slowdown in China, the world's second biggest energy consumer. US light crude fell $2.07 to $112.79 a barrel by 1230 GMT. It set a record high of $115.54 on Thursday. London Brent crude was down $1.62 at $110.81. It struck an all-time peak of $113.38 on Thursday. A sharp fall in China's stock market on Friday could herald the start of a slowdown in the Chinese economy, whose rapid expansion has been one of the main factors driving oil prices to all-time highs this year, analysts said. China's stock market fell nearly 4 percent to a 12