These Mila Prolinea gearboxes are available in 20mm and 22mm backsets.
The Prolinea's design incorporates concealed internal guides within the gearbox for smooth operation and enhanced durability.
Handing indicator & backset size on the gearbox make for easy identification.
This Prolinea gearbox has adjustable, steel mushroom cams for enhanced security.
Please refer to the table below when selecting.
Faceplate - 167mm x 16mm
Gearbox - 73mm x 6mm
Lift handle to engage locking points
Extension pieces not supplied
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