Increase your magazine capacity with the Ghost Inc +5 Magazine Extension for Magpul Gen3 AR-15 PMAGs. Designed to add five extra rounds, this extension enhances your firepower while maintaining reliable performance. Compatible with 5.56x45mm and .300 AAC Blackout, it features a rounded ergonomic design for improved handling and seamless magazine swaps. Additionally, it aids in positive magazine seating, ensuring secure and consistent operation. Whether for competition, tactical use or extended range sessions, this mag extension delivers enhanced capacity without compromising functionality. Works exclusively with Magpul Gen 3 AR PMAGs for 5.56x45 and .300 Blackout Adds 5 extra rounds to Magpul PMAGs while using the stock magazine spring Rounded ergonomic design enhances handling and comfort Positive mag seating ensures reliable function without sharp corner spikes Backed by Ghost's unconditional lifetime guarantee