try PLUSGAS - brilliant stuff
https://www.google.co.uk/url?sa=t&rct=j&q=&esrc=s&source=web&cd=2&cad=rja&uact=8&ved=0ahUKEwjEpLSBw6PNAhVD7xQKHT_FBocQFghMMAE&url=https%3A%2F%2Fwww.amazon.co.uk%2FEnglish-Abrasives-809-10-Plusgas-250ml%2Fdp%2FB0001P02S4&usg=AFQjCNHMjbVtb6GwqBFuvq4VjfORGL7_Cw&sig2=pRBfKJsBjCqIZs5QUnQXsw
Yeah, Plusgas or Liquid Wrench are the best, you can buy a 400ml aerosol can of Plusgas on the bay for just £5...
@TerryA started
London Fixed Gear and Single-Speed is a community of predominantly fixed gear and single-speed cyclists in and around London, UK.
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try PLUSGAS - brilliant stuff
https://www.google.co.uk/url?sa=t&rct=j&q=&esrc=s&source=web&cd=2&cad=rja&uact=8&ved=0ahUKEwjEpLSBw6PNAhVD7xQKHT_FBocQFghMMAE&url=https%3A%2F%2Fwww.amazon.co.uk%2FEnglish-Abrasives-809-10-Plusgas-250ml%2Fdp%2FB0001P02S4&usg=AFQjCNHMjbVtb6GwqBFuvq4VjfORGL7_Cw&sig2=pRBfKJsBjCqIZs5QUnQXsw