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Bottom Bracket
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110mm sealed cartridge bottom bracket to fit the 68mm frame BB. BB-UN55
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Chainrings
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48 tooth black chainring. Inverted to inside to make the chainline straighter.
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Cog/Cassette/Freewheel
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14 tooth rear cog.
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Chain
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Silver 1/2 x 1/8 inch single speed chain Z410
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Pedals
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Black plastic resin Chinese pedals made for a mountain bike. FP-818
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Crankset
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165mm crank. Came from an unknown Bianchi model mountain bike. Unknown