10pcs 3.9mm To 19.5mm Barbed BSP Male Elbow PP Plastic Fitting Aquariums
3.9mm To 19.5mm Barbed 1/8″ -3/4″ BSP Male Elbow PP Plastic Fitting Aquariums. 3.9mm-1/8″ BSP. 4.8mm-1/4″ BSP. 6.4mm-1/8″ BSP. 6.4mm-1/4″ BSP. 6.4mm-1/2″ BSP. 7.9mm-3/8″ BSP. 7.9mm-1/4″ BSP.