Du-Bro DUB336 Threaded Coupler 4-40

The Du-Bro DUB336 Threaded Coupler features a 4-40 thread and allows you to join two threaded pushrods end-to-end or extend an existing pushrod to the exact length needed for your RC linkage setup. The internally threaded coupler accepts 4-40 pushrod threads on both ends, making it easy to fine-tune linkage length without cutting or replacing rods.

Key Features

• Joins two 4-40 threaded pushrods for length extension or adjustment
• Internally threaded on both ends for secure pushrod engagement
• Allows precise linkage length fine-tuning without cutting rods
• 4-40 thread is a common RC linkage standard
• Durable construction for long-term field reliability

Compatibility

• Fits 4-40 threaded RC pushrods
• Suitable for RC aircraft, car, and boat linkage systems

Specifications