Protect the exposed opto boards on the rear habitrail / wireform / ramp on your Stern Jaws pro model with these Jaws Board Savers (JBS). These protectors are strong, non-conductive and silver to blend in. They are strong enough to handle airballs and protect your opto boards. They come with a lifetime warranty, if they break during game play, we will replace them free of charge! FREE DOMESTIC SHIPPING!