uxcell Brass 1/2BSP to 1/2BSP Male Thread Hex Nipple Connector Fitting Weight: 19g; Main Material: Brass Package Content: 1 x Hex Nipple; Product Name: Hex Nipple Main Color: Gold Tone Overall Size: 29 x 20mm/ 1.1" x 0.8"(L*D) Thread Size: 20mm/1/2BSP