Panduit PUM-049-2S-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 0.18”–0.19” (4.6mm–4.9mm). 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.