Mach Sakai: SP GR-02 BB Grenade
OptimusPrime
18 Sep 2018
Mach Sakai has a BB Grenade available in Japan for review. The SportPro SP GR-02 BB Grenade. This a spring powered impact grenade that is reusable hence the bright colour so users can easily find it in the field after throwing it. Length is 130mm and weighs approximately 205g.