... 1/2,1/4,3/8,7/8,5/4.13/8,1/2S,5/8, etc..Type: hoop, wall install, through, leaky, hook, rubber ring, 1/2,1 ... /4,3/8,7/8,5/4.13/8,1/2S,5/8, etc TypeΦDia (mm)1/2”16-177/8 ... ,more competitive than othersService: free samples regularly new product catalogue with price a full range of products,can purchase all kinds ...