Panduit PUM-071-2S-D30 Fir Tree Push Mounts provide increased retention and lower insertion force. Ideal for solution for securing wire harnesses in automotive, marine, white goods, heavy equipment and mass transit-rail markets. This assembly has a maximum bundle diameter of 1.88” (48mm) and a panel hole diameter range of 0.25”-0.28" (6.3mm-7.1mm). Made of Heat Stabilized Nylon 6.6 which satisfies the needs of high temperature applications. They are black in color and come in packages of 500.