. ▁It ▁has ▁a ▁longer ▁and ▁heav ier ▁bar rel ▁with ▁re vised ▁rif ling , ▁and ▁a ▁b ip od . ▁The ▁L M G ▁version ▁uses ▁ 3 0 - round ▁mag az ines ▁and ▁can ▁also ▁accept ▁the ▁ 2 0 - round ▁IN S AS ▁AR ▁magazine . ▁This ▁model ▁fires ▁in ▁semi ▁and ▁full - auto . ▁It ▁also ▁has ▁a ▁fol d able - but t ▁version . ▁ ▁The ▁L M G ▁will ▁be ▁replaced ▁with ▁the ▁I WI ▁Neg ev . ▁ ▁Ex cal ib ur ▁ ▁The ▁Ex cal ib ur , ▁with ▁a ▁range ▁of ▁ 4 0 0 ▁m , ▁can ▁be ▁used ▁for ▁battle field ▁engag ements ▁as ▁well ▁as ▁for ▁close ▁combat . ▁It ▁is ▁l ighter ▁and ▁shorter ▁as ▁compared ▁to ▁the ▁automatic ▁IN S AS ▁assault ▁rif le . ▁In ▁July ▁ 2 0 1 5 , ▁it ▁was ▁reported ▁that ▁the ▁IN S AS ▁may ▁be ▁replaced ▁by ▁the ▁Mod ified ▁IN S AS ▁rif le ▁( M IR ), ▁which ▁is ▁based ▁on ▁the ▁Ex cal ib ur ▁variant . ▁The ▁decision ▁was ▁taken ▁by ▁General ▁Dal bir ▁Singh , ▁who ▁wanted ▁an ▁ind igen ous ▁rif le . ▁The ▁prototype ▁had ▁two ▁sto pp ages ▁after ▁firing ▁ 2 4 , 0 0 0 ▁r ounds , ▁which ▁was ▁very ▁close ▁the ▁army ' s ▁specification ▁of ▁one ▁sto pp age . ▁It ▁was ▁also ▁reported ▁that ▁another ▁prototype ▁of ▁Ex cal ib ur ,