31mm 分水阀芯-两档
30mm分水阀芯-两档
37mm分水阀芯-四档
28mm分水阀芯-四档
22mm分水阀芯-90° 120° 180°可选
22mm分水阀芯-三档
26mm分水阀芯-三档
22mm分水阀芯-中间关闭