LOOPING 51 Brand LOOPING Caliber 51 Size Function Version Hands Stem Stem (subs.) Stem (2 pce) Balance staff 56401 Balance staff (subs.) Mainspring (subs.) 90580 = 4.70x17.0x0.20 GW Mainspring (subs.) 90581 = 4.00x12.0x0.15 WW Battery WatchpartsPart NocaliberdescriptionoriginalArtno.705= 50Escape wheel -pinion straigt piv.9550070550723Balance staff ST -shock-absorber802564017202= 50Federwellenrad für Läutwerk95507202507290Alarm wheel9550729050