-Pros
-Easier to find varying shapes as opposed to pvc
-Light in weight
-Easy to use
-Cons
-Breaks more easily compared to pvc or metal
-PVC
-Pros
-Easily available and cheap
-Durable
-Light in weight
-Cons
-Hard to find in smaller sizes
-Most pieces are either straight or at right angles
-Hard to find desired angles for claw
-Wood
-Pros
-Easily shapeable
-Very easy to find
-Easy to seal
-Cons
-Sealant can wear off
-Harder to connect to the power source
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| PVC pipe http://www.poorvin.com/roo/flagpole/images/pvc.jpg |
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| An ROV with a plastic frame http://rovbob.files.wordpress.com/2010/04/plastic_crash_frame.jpg |
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