Midwest Fastener #4 Rubber Stopper

The Midwest Fastener #4 Rubber Stopper provides an effective, tight-fitting seal for plumbing, laboratory, automotive, and general household applications. Manufactured from resilient rubber, this stopper resists cracking, deformation, and wear to ensure a dependable closure over time. Designed for versatility and ease of use, this stopper forms a snug seal to prevent leaks, contamination, and unwanted air or fluid movement. It is a reliable solution for various repair, fabrication, and sealing projects.