Oatey 33743 4" X 7.5" DWV (25 in POLYBAG) J-Hook, 4 x 7-Inch, White, Pieces Pre-loaded nails in stem Diagonal nail path for use in tight applications Locking finger for tight hold at any angle, including inverted Additional holes allow securing with cable ties or other fasteners Made of black and white ABS Temperature range: -40F - 180F Support drain, waste, and vent Plastic pipe from joists and rafters Nail holes on all four sides allow for attachment at various angles for pipe runs Made of high impact ABS for increased load capacity Accommodates both Sch. 40 and Sch. 30 DWV Plastic pipe