Made specifically for the box magazines of the AR-10 or AR-15, this bullet is made with pure copper jackets, pure lead cores, and are available with varying degrees of skiving to enhance expansion for your loads. It stands up to the rigors of auto-loading with sturdy construction yet yields impressive expansion at various velocities with custom skiving. Expect delivery by the end of the month following the month purchased in. When inventory is exhausted, back orders are taken and filled in the order they were received. Bonding is currently under development as is an optional cannelure ring.