Do I really need both the new case and fired case holder for the wilson trimmer?
http://www.sinclairintl.com/.aspx/cid=5771/Cartridge_1062=6xzzx5+x+47+Lapua/Products/Trimmer_Case_Holders
http://www.sinclairintl.com/.aspx/cid=5771/Cartridge_1062=6xzzx5+x+47+Lapua/Products/Trimmer_Case_Holders