M&P15 Standard    
	
Smith & Wesson 30 + 1 223 Rem. w/16" Barrel & 4 Rail Tactical Handguard
	
All feature 16-inch barrels with chrome lined bores, chambers, bolt
carriers, and gas keys. The chamber specification is 5.56mm NATO dimension,
and the rifling twist is 1:9. The flash suppressor is the A2 military
style. The upper and lower receivers are fabricated from 7075 T6 aluminum,
manufactured in the U.S. by an independent contractor to Smith & Wesson's
specifications. The machining, assembly, and final fit matching of the
parts are done by hand in S&W's plant. The single stage trigger is factory
set for a maximum break weight of seven pounds. All three versions feature
standard sling swivels plus an additional side mount front sling swivel for
two position sling option (swappable to left-side or right-side).