Flyshop Black 50mm 2" Rubber Grommet, 42mm 1-5/8" ID, Hole Grommets Synthetic Rubber Plug Wire Protection Firewall Hole Plug, Round, Double-sided, 4-Pack

Size 1-5/8 / 42mm Inside Diameter, 2 / 50mm Drill Hole, 2-13/32 / 61mm Outside Diameter, 1/8 / 3mm Groove Width, 35/64 / 14mm Total Thickness.

Material Flexible Synthetic Rubber, Non-toxic and Tasteless, Strong Insulation Protection Function, Dust-proof and Flame-retardant.

Features Keep wires or any other materials from rubbing against metal, Run wires through frame, firewall, sheet metal and other applications.