Shop / Pneumatic Components / 4mm to 1/8 inch Straight Male Fitting “1/4in Union Y Fitting” has been added to your cart. View cart 4mm to 1/8 inch Straight Male Fitting$9.57 In stock 4mm to 1/8 inch Straight Male Fitting quantity Add to cart SKU: TH-MS4M-18R Category: Pneumatic Components Related products 1/4 inch Stainless Steel Union Tee Fitting $66.14 Add to cart 1/4 inch Union Tee Fitting $19.92 Add to cart 1/4 inch AirLine $2.39 Add to cart 1/4 inch Female NPT Lubricator $79.18 Add to cart