#html-body [data-pb-style=IIANUAL]{border-style:none;border-width:1px;border-radius:0;margin:0;padding:0}This high quality left handed bolt carrier group is a valuable addition to your 6.5 Grendel/6mm ARC build. Features: Left Handed Compatibility No Logo for a sleek, modern look M16-cut carrier Machined from 8620 steel Type 2 Bolt Face (.136) Carrier has forward assist serrations Black Nitride Finish - advanced lower friction coating that minimizes the need for lubricants and cleaning Properly staked gas key 6.5 Grendel Bolt is machined from 9310 tool steel Shot peened HPT tested/MPI marked Black o-ring insert on extractor