sentences:  As it is nearly identical to untrained eyes in shape to the PASGT, outside the Marine Corps it is still called the Fritz helmet or K-pot (due to its resemblance to the German Stahlhelm).Though heavier than the United States Army's Advanced Combat Helmet, its larger size also offers more protection and is lighter than the PASGT.Featuring a four-point retention strap system (compared to the two-point retention of the PASGT) and redesigned liner, it is considered more comfortable than the PASGT.