Quote:
Originally Posted by Captain Slacker
[R28]
Bumpers must be constructed as follows (see Figure 4‑4):
A.be backed by ¾ in. (nominal) thick by 5 in. tall plywood.
so I believe it's just the 5 inches if I'm reading correctly
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I was wondering about this as well. I wouldn't assume that it would be legal because of R28a. This may be one for the to put on the FIRST Forums.