sentences:  The grenade launcher is aimed using iron sights that consist of a front post (adjustable for elevation) and a rear sight that has a flip-up dual aperture for short-range engagements (50 and 100 m settings) and a folding ladder-type leaf sight for long distance firing (has notched steps for 150, 200, 250 and 350 m), that is folded down and over the barrel when stowed.The weapon has a synthetic pistol grip, a lightweight telescopic metal stock with a rubber shoulder pad and sling swivels for use with a sling.The grenade launcher is typically carried in a thigh holster.