The U Part Push Switch Button - Heavy Duty Metal Is A Robust And Reliable Solution For Your Electrical Control Needs. This Hight Quality Push-Button Switch Is Constructed From Durable Metal; Ensuring Long Lasting Performance Even In Demanding Environments. Designed For Heavy Duty Applications; It Offers Responsive And Precise Operation. Plastic. Easy To Fit. Screw Terminals. Ideal For Hooters. Also Available Unpacked At Code AO390/1174/P.