What type of listing is this? For Trade What are you trying to sell/buy/trade? Olympus 12-50mm What are your prices? Trade for Panny 20mm Where are you located? USA Where are you willing to to ship? Description I have an Olympus 12-50mm I'd like to trade for a Panny 20mm. If anyone is interested, shoot me a msg and let's trade pics and talk. Thanks! Payment accepted Shipping method USPS Priority Shipping charge Handling time References Additional comments Acknowledgement I have read and agree to the Buy and Sell rules.