uxcell 6pcs Brass Tone 1/4PT Male Thread Brass Hex Head Pipe Cover Fittings Coupler Connector Product Name : Hex Head Pipe Cover;Color : Brass Tone Material : Brass;Thread Diameter : 13mm/1/4PT Hex Side to Side Diatance : 6mm/ 0.2";High : 7.5mm/ 0.3" Net Weight : 31g Package Content : 6 x Hex Head Pipe Cover