Cheap And Discounts 304 stainless steel internal thread filter Stainless steel thread Y-shaped filter filter valve 1/4 3/8 1/2 3/4 1“ 1-1/2 1-1/4 2” Wholesale. Buy Directly From Merchant ZHEJIANG RUOTENG VALVE CO..LTD Store. Enjoy ✓Free Shipping Worldwide! ✓90 Days Buyer Protection. ✓Easy Return. ✓Money Back Guarantee.