5 BUMP KNOB LEFT HAND THREAD DA97910A 308042003 97910 UP03209 UP06764 A97910A

5 Bump Knob Left Hand Thread

This 5 bump knob with left hand thread is a replacement part for trailer hitch systems, referencing OEM numbers DA97910A, 308042003, 97910, UP03209, UP06764, A97910A.

Overview

This 5 bump knob left hand thread is a heavy-duty trailer hitch component designed for secure coupling of trailers. It features a left-hand thread to prevent accidental loosening, and is commonly used on boat trailers and utility trailers. The knob provides a firm grip for easy operation.

Built For Performance

• Durable construction for long-lasting use
• Left-hand thread design prevents loosening during travel
• Comfortable grip for easy tightening and release
• Corrosion-resistant finish for outdoor use
• Precision-machined threads for reliable fit

On-The-Job Use

• Securing trailers to tow vehicles
• Boat trailer coupling at boat ramps
• Utility trailer attachment for hauling equipment

Specs At A Glance

Good To Know

Q: What is the purpose of a left-hand thread on a bump knob? A: Left-hand threads are used on the coupler side to prevent the knob from loosening when the trailer moves, ensuring a secure connection.

Q: Can this bump knob be used on any trailer coupler? A: This knob is designed for couplers with the corresponding thread size and pattern; check your coupler specifications to ensure compatibility.

Slight variation in finish or dimensions may occur between production runs, and fit can depend on serial number, so confirm compatibility before ordering.