-Can be fastened mechanically or bonded using hot pitch, roofing compound or commercial adhesive on built-up roof surfaces or other location where holes cannot be made -Positive single bolt tension for multi-directional cable clampingPart Number LPC30958 Conductor Size, UL Class 1 - Class 2 (4/0 Max) Material Copper Thread Size (TS) 5/8 UNC Hole Size (HS) 7.94 mm Depth (D) 101.6 mm Height (H) 20.64 mm Width (W) 101.6 mm Unit Weight 0.44 kg Certifications Qualifoudre UL Standard Packaging Quantity 1 pc UPC 78285664526 EAN-13 8711893101898