The weak link now in your system now is the 10 ga. wire. It is fine.because you have a breaker in the electrical panel hopefully 30 amp, protecting the weakest link. You are o.k.:)
mowing a neighbors field I hit a tire and rim, lot of shaking going on. The worst I've run over is a dang,skunk and had to pass by it for a awhile.....peeuuu!!:eek: