I have 3 G20 ten round mags. They are in like new condition. I would like to trade for any of the following high capacity mags. G22, G21, G20, G19, G17. I will also sell all 3 for $55.00 shipped. I also have a Blade Tech holster that fits Glock G21/20. It is also in like new condition. $50.00 shipped OBO/Trade.