The Rotor & Caliper Marker features carbon steel rotor construction with anodized red aluminum caliper.  

• Diameter - 1.45" 
• Thickness -3/16"
• Weight - 30g
• Machined from carbon steel and aluminum
• Limited to 100 units
  

It is a pleasure to craft, but even better to play with!

Please note that some metals patina over time. This will provide your item with a more unique look as it ages!