And you could do it yourself if you bought the tool. A cheapo model for £2.99
http://www.chainreactioncycles.com/Models.aspx?ModelID=32406
or something a bit better for £9.99
http://www.chainreactioncycles.com/Models.aspx?ModelID=14422
@Mudd started
London Fixed Gear and Single-Speed is a community of predominantly fixed gear and single-speed cyclists in and around London, UK.
This site is supported almost exclusively by donations. Please consider donating a small amount regularly.
And you could do it yourself if you bought the tool. A cheapo model for £2.99
http://www.chainreactioncycles.com/Models.aspx?ModelID=32406
or something a bit better for £9.99
http://www.chainreactioncycles.com/Models.aspx?ModelID=14422