Vintage shimano chromed bottom bracket.
Steel/ Chrome. Thought to be ultegra tri colour as removed from a 90's raleigh road ace with same groupset supplied from shop. Not marked 600 or matte like they are. Could be a cheeky older 600ex unit -
. -from new fitted by the bike shop, going on orig condition of bike. This is perhaps nicer. **-UPDATE...LD dates this to apr. 87
--Excellent condition--See photos.
Both cups great condition inc new quality bearings.
Square taper English thread. 1/37"x24tpi
68mm shell.
119mm spindle. lightest of roll wear to surfaces. see pictures! Cheers for looking see my other items. Will combine post. Collection welcome hu9. Free uk Postage on this item

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