0 0 ▁series ▁also ▁lo cks ▁the ▁slide . ▁ ▁The ▁means ▁without ▁a ▁proper ▁g rip ▁on ▁the ▁gun ▁to ▁de press ▁the ▁g rip ▁safety , ▁the ▁slide ▁cannot ▁be ▁cy c led ▁to ▁load ▁or ▁clear ▁the ▁gun . ▁In ▁addition ▁to ▁a ▁trigger ▁safety , ▁a ▁drop ▁safety ▁prevents ▁the ▁stri ker ▁from ▁re le asing ▁if ▁the ▁gun ▁is ▁dropped ▁or ▁exposed ▁to ▁a ▁significant ▁impact . ▁As ▁of ▁ 2 0 0 8 , ▁ ▁and ▁ ▁X D ▁Service ▁models ▁chamber ed ▁in ▁. 4 5 ▁A CP ▁were ▁available ▁with ▁an ▁optional ▁amb ide xt r ous ▁frame - mount ed ▁thumb ▁safety . ▁ ▁The ▁H S 2 0 0 0 ▁is ▁fed ▁by ▁st agger ed - column ▁( other wise ▁known ▁as ▁" double - stack ") ▁det ach able ▁box ▁mag az ines ▁that ▁are ▁made ▁of ▁pol ished ▁st ain less ▁steel ▁with ▁a ▁polym er ▁base pad . ▁The ▁empty ▁weight ▁of ▁a ▁standard - s ized ▁H S 2 0 0 0 ▁box ▁magazine ▁is ▁. ▁ ▁X DM ▁X DM ▁p ist ols ▁are ▁polym er - fr amed ▁with ▁full ▁steel ▁inser ts ▁and ▁a ▁mount ing ▁rail , ▁with ▁a ▁match ▁grade ▁bar rel ▁and ▁trigger , ▁and ▁an ▁amb ide xt r ous ▁magazine ▁release . ▁These ▁bar rel s ▁are ▁manufact ured ▁to ▁t ighter ▁toler ances ▁and ▁custom - f itted ▁for ▁better ▁accuracy ▁and ▁to ▁make ▁the ▁p istol ▁" comp