Poly King Nipple – Heavy-Duty Hose Barb Fitting

The AVP Poly King Nipple is a lightweight, impact-resistant fitting designed for serious wash professionals. Made from heavy-duty polypropylene, this nipple offers chemical resistance, rust-proof performance, and high durability — ideal for both soft wash and fluid transfer systems.

Each unit features a male NPT thread and a ribbed hose barb connection, ensuring a tight, clamp-on seal for your build. Perfect for use with your AVP Flow Boss or custom setups.

Available Sizes:

• 1/2”

• 3/4”

• 3/4”x1/2”

(Select your desired size from the product options above — same price for all.)

✅ Key Features:

• Polypropylene construction – lightweight, corrosion- and chemical-resistant
• Male NPT thread to barb fitting
• Secure clamp connection – smooth flow, no leaks
• Compatible with soft wash, detail rigs, and pressure washing builds
• Designed to work seamlessly with AVP systems
• Available in multiple sizes