PRODUCT FEATURES Reviews Featured Products Standard 1/2" FPT Standard Stainless Steel QC Plug $4.61 Add to Cart Standard 1/2" MPT Standard Stainless Steel QC Socket $12.27 Add to Cart Premium 1/4" FPT Premium Stainless Steel QC Socket $10.98 Add to Cart Foster 1/2" FPT Foster Brass QC Socket $7.25 $10.96 Add to Cart