The 112128 is a BNC crimp plug from Amphenol Connex, engineered for use with RG-58/U plenum cables. It features a durable brass body with a nickel finish and a gold-plated brass contact pin for reliable signal transmission. The insulator is made from natural Delrin, and a nickel-plated brass ferrule is included to complete the crimp termination. This connector is ideal for creating secure, high-quality BNC connections in applications requiring plenum-rated cabling.