4Pcs 3-3/4 in Trailer Wheel Center Caps 3-3/4″ Center Bore Truck Trailer RV S… Posted on July 14, 2026 Rust-proof, easy to clean, and built for long-lasting trailer wheel protection. Easy installation: Push through the back of the wheel, just push directly into the center of the wheel rims. Size: 3.74in Hub Hole, 4.41in Tall.
