Patent pending mechanical connections engineered to last 50x longer than any other design on the market today. Proven in heavy duty field trials the knucklehead flexible conductor tube is rugged and flexible enough to be used every day. It makes difficult welding applications easier

• Engineered solution ideal for difficult access mig welding challenges
• A patent pending mechanical ball and socket design enables the welder to achieve virtually infinite adjustments and firm positioning
• Improved weld quality
• Increased productivity by eliminating downtime caused by changing conductor tubes less welder fatigue and improves the ergonomics of the MIG gun
• Bend up to an 80 deg angle specially engineered to bend while minimizing restrictions on wire feeding
• Bend to the right feel and comfort, the engineers at Tweco® have designed the knuckle head to work with the following Tweco® mig guns: Professional Spray Master® Series, Professional Choice No. Series, Professional Eliminator® Series and Standard WeldSkill® Series
• Engineered to Last Longer
• Increased productivity
• Less welder fatigue
• Improves the ergonomics of any MIG gun
• Lasts longer than any design on the market today
• Each connector allows for approximately 20 deg of bend, two models are offered in 3 or 4 connector designs, each three-connector design allows a maximum of 60 deg of bend and each four-connector design allows a maximum of 80 deg of bend
• 400 amp at 60% duty cycle
• Number of knuckles: 3

Tweco® Knuckelhead 1640-1112 Flexible Conductor Tube, Amperage: 400 amp, For Type/Brand/Model: Professional Series No. 3 And 4 - 300 and 400 amp MIG Gun And WeldSkill® WM400 Series