Product Description This is a oem replacement 15rd mag for fn 502 22 lr.Caliber: 22 LRCapacity: 15rdModel: OEMCapacity: 15 Fn Oem, Fn 20-100503 Fn 502 .22lr Mag 15rd at United States Association of Gun Owners $36.99 Buy Now Check Price on Amazon Check Price on eBay