I had to run a 7/8" 0 gauge cable through the firewall and the EWP 44 grommet worked great. Large Items. Try cable glands. Overall satisfied because it worked very well for me.
CargoLoc 82473: Secure π Your Cargo With 10 High-Quality Grommets
11 Review
π§ General Tools 1261 4-2 Inch Grommet: Enhanced SEO-friendly Product Title
9 Review
Edward Tools Grommet Kit Rustproof
9 Review
π© FLK Tech Industrial Grommet Grommets: Durable and Efficient Solutions for Every Mounting Need
9 Review