Synchroniser ring, main shaft or Synchroniser ring for the forward/reverse shift gear train.
As per item number 17 & 47 on the attached parts diagram. (each sold separately)
To suit the UG3/40 or UG3/65 gearbox
Suits the Ex ADF U1700L and many others
Note: It is preferable that you contact us prior to ordering any gearbox parts due to the many variations between models and years.