A good alternative to oem
"The foam rings are a different material than oem fox rings and seem to stay in place better when re-installing the lowers. It was a little more difficult to get the seal seated straight and to the right depth."

Overall rating: 4.5 / 5 from 2 reviews.
Review topics: [].
"The foam rings are a different material than oem fox rings and seem to stay in place better when re-installing the lowers. It was a little more difficult to get the seal seated straight and to the right depth."
"Keeping the sliders clean and moving with low friction"