{TAIL ~ The couplings} 32 and cooperating ends 34 may be internally threaded fittings with the ends 34 having cooperating external threads, quick release, “bayonet” type fittings, a simple plug and socket configuration with {HEAD ~ a diametric pin therethrough}, or other connecting means as desired 
{ TAIL ~ The couplings } 32 and cooperating ends 34 may be internally threaded fittings with the ends 34 having cooperating external threads , quick release , “ bayonet ” type fittings , a simple plug and socket configuration with { HEAD ~ a diametric pin therethrough } , or other connecting means as desired
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