 The "basic" EMR (without telescopic sight, magazine, sling, basic issue items, cleaning gear, suppressor and bipod) weighs or less.In November 1992, Marine Corps Systems Command drafted a mission needs statement for an enhanced sniper support team weapon (SSTW).It called for a weapon to support the M40A1 sniper rifle in a Scout Sniper team for close-range engagements and to lay down rapid semiautomatic suppressive fire.