The 18MMK 30 PLUG from Fittings Unlimited Inc is a high-quality plug designed for secure sealing in hydraulic systems. This plug features an 18mm diameter and is engineered to provide a leak-proof seal under pressure. Constructed from durable materials, it meets industry standards for performance and reliability. Ideal for use in automotive and industrial applications, this plug is compatible with various fluids and can withstand demanding conditions. Its compact design allows for easy installation, making it a versatile choice for professionals seeking reliable sealing solutions.