Lasco Plumbing Specialties 17-1511 is a 1/4-Inch Compression by 1/4-Inch Compression Straight Brass Needle Valve. Straight valve. Lead free brass construction. Lead free approved product in all states. Used with plastic and copper tubing. 1/4-Inch compression by 1/4-Inch compression. Polished brass plated metal Replacement toilet seat hinge Screws included More durable than plastic Made for wood seats