uxcell Pneumatic Pipe 1/4" PT to 1/2" PT Male Thread Equal Union Hex Nipple Product Name : Hex Nipple;Hex Wide : 23mm/ 0.91" Male Thread Size : 1/4" PT to 1/2" PT;Overall Length : 22mm/ 0.87" Material : Brass;Color : Gold Tone Net Weight : 17g Package Content : 1 x Hex Nipple