1. Intake Reed Valve. Especially designed for Yamaha PW50 1981-2009. Please kindly confirm the fitment before ordering to make sure this item is perfectly fit. 2. materials: Intake reed valve uses Motorcycle Intake Reed Valve, which is stamped by die once. The intake reed valve made is not easy to crack, super durable. 3.Excellent replacement parts: Directly replace the old or broken intake reed valve, Our intake reed valve is more cost-effective than other sellers on the market and can save your money. 4.Precise design, anti-rust and wear resistance: Stable performance and , close and tight to ensure adequate mixed gas intake. 5.Fitment: For YAMAHA PW50 1981-2009 Specification: Material: plastic + copper sheet Package Includes: 1 x motorcycle reed valve