Anyone willing to part with single pcs of magnum brass? Looking for 7mm STW, 257 WBY mag, 300 wby mag, 30-378 wby, 300 win mag, 300 RUM, 338 lapau, any of the short mags, etc, etc, there are so many. I have 20 pcs of 6mm PPC brass in very good shape that I would be willing to use as trade or willing to pay worth value plus shipping. Let me know what you got! Thanks!