EU 3 ballscrew RM1605-350/650/1050/+3set SBR20 rails+3 BK/BF12+ couplers for CNC. EU 3 screw SFU1605-350/650/1050& BK/BF12& 3set SBR20 rails+3 couplers for CNC. 【DE+EU】SBR20 Linear Rail Guide+3 Sets SFU1605 350/650/1050 Ballscrew&Nut+BK/BF12.
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