BY6-3430BK / BY6-3431BK    

⊙ Surface treatment // Finishing
Black painted (BK) / Black plated

⊙ Surface treatment // Finishing
Chrome Plated (CR) / Chrome Plated
⊙ Features // Features
> Easily change the rotation direction of the handle to left and right
For the reverse side during production (e.g. order is BY6-3040CR-L) and
There is also a product made for the right side (for example, ordered as BY6-3040CR-R).
> You can also combine the left and right or up wings
The holes of the wing are square like the shaft.