Forster 7 PRC Full Length Bushing Die Kit. This die improves accuracy and prolongs case life because the cases shoulder and body is sized down just enough to fit in a minimum-sized SAAMI rifle chamber and bushing limits working of the neck. Specifications for Forster Full Length Bushing Die Kit: Manufacturer: Forster Gun Type: Rifle Package Contents: Forster Full Length Bushing Die Kit Full length sizing die 3 bushings Forster FBK4555: 7 PRC Full Length Bushing Die Kit