• plastic
• Durable material: made from plastic, this tool is durable and has a long lifespan,clinometers,boat rudder angle indicator
• Stability aid: essential for maintaining the balance and stability of marine vessels,slope meter,meter level tilt gauge road safety instrument
• Stability tool: essential for maintaining the balance and stability of marine vessels,sailboat accessories,large inclinometer dial
• Leveling tool: ideal for leveling tasks on boat and yacht, helping to maintain balance and stability,car inclinometer,rv level bubble
• Simple operation: userfriendly design makes it easy to measure levelness quickly and efficiently, sailing yacht,dual inclinometer