The Lube Bottle Core also works with the MOE, MOE-K2, and MOE AK Grips. It retails for $14.95. Magpul Industries Corp., makes an accessory for carrying an oil bottle in some of their rifle grips.

A U.S. Air Force F-16 Fighting Falcon fighter aircraft assigned to the 18th Aggressor Squadron takes off from Eielson Air Force Base, Alaska, Oct. 6, 2014, during RED FLAG-Alaska 15-1. RF-A is a ...