Roll Up Shutter Crank - 4 Hole Universal Exterior Crankshaft
The 4 hole universal crankshaft is used for interior applications since it has a longer shaft that passes through the interior wall to the exterior surface where the roll up shutter housing is located.. This roll up hurricane shutter crank is the most reliable way to open and close your roll up shutters.
These come in two versions, Hex Drive and Square Drive. Are you not sure which version you need? Send us an email below or give us a call.
These are meant to be used in conjunction with the Roll Up Hurricane Shutter Crank Handles (Sold Seperately).