Suspend boxes or fixtures from beam flanges 1/8 to 3/4 in thickProvided with 1/4-20 TPI thread impression for quick and secure attachmentSimply installed with a hammer
Specifications
1-1/4 in THK Drywall
EATON B-Line Series BU-9-12 1-Piece Universal Beam Fastener, 9/16 to 3/4 in THK, 100 lb Load, Steel, Zinc Phosphate