These Bushings Fit Existing Irregular Shaped Holes in Metal Studs, Alleviating the Need to Punch Holes in Metal Studs, Weakening the Structural Member
Specifications- Diameter: 2.5 inch
- Material: Non-metallic
- Trade size: 2 inch x 4 inch
- Type: Stud, knockout
- Weight: 0.04 lbs