Here is a new event which will be coming up in this year called “Spin London“. According to their website :
” SPIN London is the world’s first urban focused bicycle consumer show & festival, making it’s debut in East London on the bank holiday weekend of 3rd, 4th, 5th May 2013. Set in the historic hotbed of consumer cool & street culture at The Old Truman Brewery in East London, SPIN London promises to be the hottest ticket the city has to offer for cycle traders, enthusiasts & the general public.”
Read more about the event here.