Our Black SBR Rubber Push-in Grommet is designed for effective insulation and sealing around holes in solid panels. With a 1 5/8" inner diameter and 2 1/4" outer diameter, this grommet fits securely in 2" panel holes, accommodating a panel thickness of 3/16". Constructed from durable SBR rubber with a hardness of 55A, it withstands temperatures ranging from -30°F to 170°F, making it suitable for a variety of indoor and outdoor applications. This grommet is an ideal choice for protecting wires, cables, and other components from abrasion while minimizing vibration. RGR1582316