GUWANJI Ball Screw SFU1605-250mm with Ballnut and ballnut housing + BK/BF12 End Support + DSG16H Ballnut Housing for CNC, Ballscrew RM1605 Length 9.8 inch/250mm with End Machined : Amazon.co.uk: Business, Industry &
RATTMMOTOR SM1605 SFU1605-400mm /15.75in Length Ballscrew with Ball Nut Standard End Machining Diameter 16mm(0.63in) Pitch 5mm(0.2in) + BK/BF12 End Support + DSG16H Nut Housing for CNC Router Machine : Amazon.co.uk: Business, Industry
CNC Ball Screw SFU1605 End machine W/ Nut & BK12/BF12 End Support Bearing Mounts | eBay