BASE MODEL M25 RECEIVER (has optic rail forged on receiver; no need for brackets; nice and clean). RECLAIMED USGI BOLT. CRITERION 22" STANDARD WEIGHT BARREL (NOT CHROME LINED) 1:12 TWIST. NEW MANUFACTURE GAS CYLINDER. USGI OP-ROD, USGI TRIGGER ASSEMBLY. NEW MANUFACTURE FLASH HIDER. NEW BOYDS (mine has a USGI stock) WALNUT STOCK WITH METAL BUTTPLATE. 20rd MAGAZINE (where legal), SLING & FIELD MANUAL