Haɗin kai tsaye na Ferrule yana ba da tsaro, haɗin shiga don tubing tsarin. Wanda aka ƙera daga babban - ƙarfin carbon karfe, wannan ɗabi yana tabbatar da leak - aikin hujja a cikin babbar - Aikace-aikace. Tsarin nisan adonsa yana ba da damar sauƙi da sauƙi. Abubuwan da suka dace na Tsallakewa suna ba da tabbacin dogon «dogaro a cikin masana'antu na masana'antu, daga masana'antu zuwa macasa mai nauyi.