NOS/NIB Shimano #BB-UN52 sealed cartridge Bottom Bracket in 115 mm with italian thread from the 1990s - 2000s zefal this was the version right

this was the version right after the steel one and was used within the first gen Record group

1960s  - 80s / 1960er - 80er

255 gr (100mm)

Shimano UG casette

has been often mounted on Bauer bikes (most likely produced by Diamant (east germany) /

NOS/NIB Shimano #BB-UN52 sealed cartridge Bottom Bracket in 115 mm with italian thread from the 1990s - 2000s zefal this was the version rightWeight Gewicht : 313 g Length Lnge : 115 mm (nominal) Thread Gewinde : 36 mm x 24 F. (italian italienisch) Production period Produktionszeitraum : 1990s 2000s 1990er 2000er Condition Zustand: New old Stock (NOS), new in Box (NIB), see pictures Neue alte Lagerware, neu in Box ( NIB), siehe Bilder Axle Markings Achsenbeschriftung : D H Note Bemerkung : #BB UN51 was for road components on the level of Shimano 105 and for MTB componenents on the level of