About this gear

Evo3 B.E.T Ecu gen2 Fighting gear combination 13:1 steel gear Steel piston Bearing spring guide 8mm bearing Battery box 魔膠 60度 Wwt 金屬bearing 拍頭 Wwt 金屬缸頭 AIP High Torque Motor HT-40000 (Short Type & Force-magnetism) Eotech + 3X 2mid cap 3d print handguard 跟短版set，可長可短 2600，價錢可議唔要鏡可平