Forster Bushing Full Length Sizing Die Kit with Bushings 6mm BR 50FCE18A FP. This die improves accuracy and prolongs case life because the case's shoulder and body is sized down just enough to fit in a minimum-sized SAAMI rifle chamber and bushing limits working of the neck. The kit includes three bushings (264 266 268). Features of Forster Bushing Full Length Sizing Die Kit with Bushings 6mm BR: Prolongs case life Advanced precision Control neck sizing tension Limits working of the neck Package Contents: Forster Bushing Full Length Sizing Die Kit with Bushings 6mm BR The Bushing Full Length Sizing Die offers advanced precision by allowing you to precisely control the amount of neck sizing tension in your reloaded brass while sizing the body and bumping the shoulder. This die improves accuracy and prolongs case life because the case's shoulder and body is sized down just enough to fit in a minimum-sized SAAMI rifle chamber and bushing limits working of the neck. The kit includes three bushings (264 266 268). FPFBK4277