uxcell Air Pipe Brass 1/2" PT to 1/2" PT Male Thread 90 Degree Elbow Coupler Product Name : Elbow Connector;Design : 90 Degree Thread Size : 1/2" PT;Thread Dia. : 21mm to 21mm Overall Size : 35 x 35 x 21mm / 1.4" x 1.4" x 0.8"(L*W*T);Material : Brass Color : Gold Tone;Net Weight : 37g Package Content : 1 x Elbow Connector