Precision-engineered for smooth, reliable tarp system operation. The female knuckle is a critical pivot component in flatbed tarp systems, providing the articulation point that allows tarp arms and bows to fold and unfold smoothly. Paired with the male knuckle, it forms the joint that keeps your tarp system moving freely and operating correctly haul after haul.

Key Features

• Function: Pivot joint component for flatbed tarp system arms and bow assemblies
• Precision-fit design: Mates accurately with the male knuckle for smooth, reliable articulation
• Durable construction: Built to withstand the repeated folding, vibration, and stress of daily road use
• Corrosion-resistant: Finished to resist rust and weathering for long service life
• Easy replacement: Designed for straightforward installation in standard tarp systems

Ideal For

• Flatbed trailer tarp system assembly and repair
• Replacement of worn or damaged knuckle joints
• Custom tarp system fabrication
• Trailer builders and tarp system repair technicians

A small component with a big job — the female knuckle keeps your tarp system articulating smoothly so you can open and close your tarp quickly and reliably, every time you need it.