The Phase 5 AMBI Battle Latch/Charging Handle Assembly for 308 rifles features a truly ambidextrous design ideal for left-handed users, 7075 Aluminum, with broad contact points for a sure grip. The upgraded stainless coiled spring pin and increased slide thickness provide exceptional performance under repeated abuse and extreme situations.COMPATIBLE WITH DPMS(TM) GEN. I, LR-308, & AR-308 TYPE PLATFORMS(Not compatible with the Armalite AR-10, DPMS(TM) GII, or Sig 716) Finish-Black: Black Anodize Finish-Red: Red Anodize Finish-Blue: Blue Anodize Finish-Grey: Grey Anodize Finish-MG: Satin Mag Cerakote (code H-147) Finish-FDE: MagPul Flat Dark Earth Cerakote (code C-267) Finish-ODGreen: Mil Spec OD Green (code H-240)