A groove, shaped to take the lay of the rope, is cut lengthways in the parallel side; and a wedge- piece, the inner side of which is similarly grooved to grip the opposite side of the rope, slides in against the inclined side.
Umgca okroliweyo, omiliswe ngendlela yokwenza ukondlala intsontelo, uthi usikwe ngobude kwicala elinxusileyo; isuntswana leverhe, icala elingaphakathi elikrolwe ngokufanayo nokubambelela kwecala lentsontelo, utyibilika ngokuchasene necala elithambekele kulo.