2 1/2" Firewall Panel Hole Rubber Grommets for Cable and Wiring 2 1/8" ID Center Hole for 1/8" Thick Wall Material Electrical Plumbing Bushing (Pack

2 1/2" Firewall Panel Hole Rubber Grommets for Cable and Wiring 2 1/8" ID Center Hole for 1/8" Thick Wall Material Electrical Plumbing Bushing (Pack

SBR rubber delivers flexible, resilient cushioning with strong abrasion resistance, creating a snug protective pass through that reduces vibration and edge wear for wiring in automotive, electrical, and shop projects. Panel Hole Size: 2.5" (63.5mm), ID (center wiring hole): 2.125" (54.0mm), Groove Thickness: 0.125" (3.0mm), Flange OD: 3" (76.0mm), Thickness: 0.4375" (11.0mm) Tough general-purpose rubber for indoor machinery, electronics cabinets, tool benches, and metal panels; reduces vibration and guards cables against wear. Ideal for shop tools, 3D printers, CNC enclosures, server racks, audio gear, instrument panels, and DIY projects; keeps routing clean and organized. Easy installation for quick press-fit into drilled panel holes, speeding assembly and maintenance in enclosures, machinery, and equipment while keeping wire and cable pass-throughs snug and tidy. Panel Hole Size: Fits 2 1/2" diameter holes Grommet Dimensions: Inside Diameter: 2 1/8" (cable/wire hole) Outside Diameter: 3" Groove for Panel Thickness: Designed for 1/8" thick walls Overall Thickness: 3/8" Material: SBR Rubber Temperature Range: Minimum: 0°F Maximum: 225°F Applications: Protects cables and wires passing through metal or other materials Prevents abrasion and eliminates sharp edges that can damage wiring during vibration Ideal for vintage autos, motorcycles, powersports, trucking, marine applications Performance: Durometer: 60A ± 5 Elongation: 600% Tensile Strength: 500 psi Standards: ASTM D2000 AA, BA Versatile Use: Suitable for electronic applications, automotive, and marine"