Make opening doors real easy with this lever style adaptor. It installs in minutes and is designed to work with a common Qwikset 1.875" (47.6mm) diameter round door knob.
To open door simply apply a downward force with one or two fingers and pull door forward. A knurled area provides a non slip grip.
A single #6 x 1/2 inch long sheet metal screw clamps the adaptor tightly to the door knob, it can be mounted for left or right hand operation.
Available in two sizes, small lever (-s) or large lever (-l), Solidworks files attached so you can modify it to fit any door knob.
The print time is approximately 45 minutes for the small lever (-s) and 70 minutes for the large lever (-l)
STEP 1: Remove supports along bottom and in screw hole with small knife or flat screwdriver
STEP 2: Push the #6 x 1/2 inch long screw into the bored hole
STEP 3: Push lever adaptor over door knob and adjust position
STEP 4: Tighten screw until lever adaptor is firm and snug
To prevent any slipping, wrap 1/2 inch wide masking tape over center of knob before attaching lever adaptor