2 0 0 6 ) ▁▁ ▁In ▁ 2 0 0 3 ▁Sm art ▁Part s ▁released ▁a ▁completely ▁new ▁marker ▁under ▁the ▁name ▁Sho cker ▁S FT ▁( Se al ▁For ward ▁Technology ). ▁The ▁new ▁Sho cker ▁was ▁completely ▁red es igned ▁from ▁the ▁ground - up , ▁and ▁was ▁essentially ▁a ▁new ▁marker ▁compared ▁to ▁the ▁older ▁Sho cker ▁Sport . ▁Due ▁to ▁SP ▁market ing ▁it ▁was ▁given ▁the ▁name ▁" S ho cker " ▁since ▁the ▁previous ▁Sho ck ers ▁were ▁dis cont in ued . ▁The ▁Sho cker ▁S FT ▁mainly ▁features ▁a ▁single ▁t ube , ▁open ▁b olt ▁sp ool ▁val ve ▁design , ▁capable ▁of ▁high ▁firing ▁spe eds , ▁and ▁a ▁small ▁body ▁design . ▁It ▁uses ▁Sho cker ▁thread ed ▁bar rel s ▁like ▁its ▁prede cess or ▁and ▁oper ates ▁with ▁a ▁pressure ▁of ▁ ▁Sho cker ▁S FT s ▁had ▁an ▁optional ▁reflect ive ▁anti - ch op ▁V ision ▁eye ▁which ▁was ▁an ▁added ▁access ory ▁until ▁ 2 0 0 6 , ▁when ▁it ▁became ▁standard . ▁ ▁Private ▁Label ▁S FT s ▁▁ ▁Some ▁companies ▁and ▁teams ▁produce ▁their ▁own ▁custom ized ▁versions ▁of ▁the ▁Sho cker : ▁ ▁Teams ▁ ▁San ▁Diego ▁D ynast y ▁ ▁Ton ▁Ton ▁ ▁Str ange ▁ ▁T rem or ▁ ▁N ast y ▁Power ▁trip ▁ ▁Comp an ies ▁ ▁Sho ck tech ▁ ▁Hy brid ▁ ▁Free ▁Flow ▁ ▁War ped ▁Sport z ▁ ▁Oct ane ▁ ▁Dark ▁