TRU-CRIMP PACKAGE Part # TruCrPk375 (for 375), TruCrPack (for 800 Series, 900 Series) This crimping package consists of the Tru-Start crimp start assembly and the Tru-Crimp final crimp assembly. Designed to be used with today's plastic or paper shells, your shells will look just like factory. Available in 12 gauge only, this assembly can be used on the 900 "Elite", 800C, 800Cvt. and 375C reloaders. Please choose which model machine you have. NOTE: May be used on 800B and 375B reloaders which have been converted to the taper style crimping.