Just one piece stabber pipe is typically employed once the loading arm connection is always to be horizontally oriented relative for the railcar, Whilst a two piece stabber pipe is vertically oriented. Take note that one piece stabbers have just one 50 %, and two piece stabbers have two halves. https://lpgservicestations71592.total-blog.com/top-latest-five-lpg-service-stations-urban-news-60357957