6 sets linear rail SBR16- 300mm/700mm/1100mm + 3 set SFU1605- 350mm/750mm/1150mm ballscrew + BK12/BK12 + Nut housing CNC parts 6 sets linear guide rail sbr20 400 700 700mm 3 sfu1605 450 750 750mm ballscrew 3 bk12 bk12 3 nut housing 3 coupler for cnc
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