Ultimag 10R Pentagon Magazine Kit

The Pentagon Magazine Coupler Kit provides a unique external coupling option for the 10 Rounds Ultimag AR magazines and is provided with five Ultimag 10R magazines.

Advantages:

Highly ergonomic design

Durable high grade polymer construction

Maintains 10 cartridges limitation

Available in 5 round limited magazines version



External coupler - does not replace magazine floor plate

Available in black, olive drab green or flat dark earth

Compatibility:

M16/M4/AR15 variants

Included in the kit: