Jackson #5 Jumbo Marker Combination Adapter - Adjustable Triple- Jointed Marking Arm

• Designed for use with Jumbo Contour Markers, the adapter simplifies handling and increases capacity design
• Allows the use of all four sides of the contour marker and allows marking on small tube diameter, more than nipples, old welding or wrapped tube
• Offers designs with compound angles through a single adjustment, or any degree of takeoff at elbows and rotates up to 90 degrees
• The Jumbo Contour Marker consists of an X frame, calibrated protractor, and a triple-jointed marking arm adjustable to the line to be scribed
• Use with #4 Jumbo Contour Marker