This clutch assist gearbox is for wood blind, and Roman shades. It was used in Hunter Douglas' LiftMaster 2" wood blinds and Lafayette Heartland wood blinds with the Achieva lift system from 1999-2004. Also used in Simpull by Nanik and in some Roman shades made by Graber.
The clutch it attaches to is sold separately here.
Cord or bead chain loop sold separately. Clutch works with size #10 bead chain or the K35 cord loop.
White.
Manufacurer part # V2GB1.