Can't remember now, but it was like this (top left): http://www.securityfasteners.net/6-Lobe-Pin-Tx-Pin-Torx-Range.html
(I bought a whole load of them once and used them to attach most of the components on my MTB. Then the MTB was nicked.)
@NZer 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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Can't remember now, but it was like this (top left): http://www.securityfasteners.net/6-Lobe-Pin-Tx-Pin-Torx-Range.html
(I bought a whole load of them once and used them to attach most of the components on my MTB. Then the MTB was nicked.)