Mayline 42" Mobile Parallel Straightedge
Model Number: 7262A
Perfect for engineering and construction applications. Every Mayline parallel ruling straightedge bar begins with a durable black phenolic laminate base where a transparent blade is inset for see-through registration and fine line quality. For those who work with a variety of surfaces straightedge is designed with retractile ball-bearing rollers of metal built right into its base. They literally float over any surface whether its paper or film. 
 
Features:
42"L Parallel Bar Straightedge
Professional Quality
Retractile ball-bearing Metal rollers
Transparent Blade
Above-board mounting hardware included
 
Product Dimensions:
Outside Dimensions: 42"W
Product Weight: 2.4 lbs.