The Installation Hardware Kit is an OEM part for GE over-the-range microwaves. It contains brackets and fasteners used to securely mount the microwave above the range cooking surface. Symptoms requiring an installation hardware replacement include: Missing or damaged anti-tip brackets   Loose mounting screws or damaged mounting plates Inability to properly position and affix the microwave Causes can be stripped mounts from over-tightening old hardware or components lost during a previous removal. Normal wear over extended use may also degrade hardware. This genuine GE kit is compatible with some Profile and GE Profile series models as well.WB01X22142 (AP6024360) replaces WB01X22141, WB01X10306, WB01X22143, 4463810, PS11736231, WB01X10423, WB01X21135, WB01X40676.