Key benefit: Secure, leak-resistant fit Male thread diameter: 17 mm — engineered to form a secure, tight connection on compatible air compressors to help prevent oil leaks and keep contamination out. Durable, lightweight construction Material: high-quality plastic that resists wear and provides reliable protection for your compressor’s oil port without adding unnecessary weight or complexity. High visibility and quick ID Color: bright red for easy identification during maintenance, helping technicians and operators spot the oil access point quickly. Simple to install and service Designed for straightforward installation so you save time during routine maintenance or part replacement. The simple design also makes removal and reinstallation fast and intuitive. Compatibility, size, and function Male thread diameter: 17 mm — fits air compressors designed to accept a 17 mm male-thread oil connection. Function: protects the oil access point, helps maintain oil cleanliness and containment, and provides a reliable sealing interface with your compressor. Practical applications Routine maintenance: Replace a worn or damaged oil port fitting during scheduled service to restore a tight seal and prevent leaks. Workshop and job-site use: Use as a visible, durable replacement part on portable compressors where quick identification and reliable protection matter. Fleet or multi-unit facilities: Color-coded bright red fittings help standardize maintenance checks and speed up inspections across multiple compressors. What you get A durable, bright-red, 17 mm male-thread oil fitting made from quality plastic that combines secure fit, easy installation, and dependable protection for your air compressor.