Product Information Material: Nickel Plated Brass Seat: PTFE Female Thread: BSP Working Pressure: 600 PSI Select a Product Part NumberSize BBVAGA0061/4" (6mm) BBVAGA0103/8" (10mm) BBVAGA0121/2" (15mm) BBVAGA0203/4" (20mm) BBVAGA0251" (25mm) BBVAGA0321-1/4" (32mm) BBVAGA0401-1/2" (40mm) BBVAGA0502" (50mm)