ONE 5.56 MM ELP LAS LONG ALUMINUM SPIKE CARTRIDGE. HEADSTAMP WINCHESTER 223 REM. 44g. LAS (Long Aluminum Spike) projectile with both the effect of penetration and a Kit Tail. Because of specialized Product Engineering this projectile for a little longer shots, yet still separates on solid impact like its Brass brother launching the core for only the effect that BRASS can give to control those Varmints and Predator hiding in the out buildings on the ranch.