He's already said that they're track cranks not road cranks.
Yes, they do appear to be. The backs seem to have proper recesses for the chainring bolts, and don't look like they've had any tabs shaved off.
@phasergunalex started
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Yes, they do appear to be. The backs seem to have proper recesses for the chainring bolts, and don't look like they've had any tabs shaved off.