5KU SV Future Style Slide Set for Marui Hi-Capa 5.1

5KU SV Future Style Slide Set for Marui Hi-Capa 5.1 Include Blow Back Housing, O-Ring & Spring Guide Plug Engraved Innovative Circuit Pattern Marking on the Slide Suitable For Tokyo Marui Hi-Capa 5.1 Series Airsoft Gas Blow Back GBB Pistol