分类
TM66B – 1/2″ BSPT x 20mm x 20mm
TM77C – 3/4″ BSPT x 25mm x 25mm
TM99C – 3/4″ BSPT x 32mm x 32mm
EE66 – 20mm x 20mm EE77 – 25mm x 25mm EE99 – 32mm x 32mm
ER76 – 25mm x 20mm ER96 – 32mm x 20mm ER97 – 32mm x 25mm