5.56 ELP REPLACE A CORE DRAGON TEETH G3 . HEADSTAMP WINCHESTER 223 REM.TIP COLOR RED/COPPER/BLACK. 38gr. ELP Replace-A-CoreÔ SABOT Dragon’s-Teeth projectile in a .223 cartridge. The ELP engineering division incorporated the latest ‘R.A.C.’ design into this Dragon’s Teeth projectile family with 3-separate Pin Inserts (Teeth) for each SABOT are included. The outer SABOT component of this 5-Part projectile is a unique laminated Rare-Earth composite that holds the various Core Insert options in place.