Shure R185B Cardioid cartridge for all Microflex MX185, MX202, MX391, MX392, MX393, MX405, MX410, MX415, MX412, MX418, and WL185 microphones. List price: $86.00Price: $61.00 Quantity * SKU: R185BCatalog: Miscellaneous Mic AccessoriesBrand: ShureDimensions: 5 in × 3.5 in × 2.5 inWeight: 1 lb