[2pcs/Pack] 8 x 250mm Linear Motion Rod Shaft Guide, 2PCS End Hollow Linear Steel Rods with Screws for 3D Printer and CNC Machine (Inner Hole Dia 4mm) (End Hollow Inner Hole Diameter: 4mm, 8 x 250mm)

Description Rod Size: 250mm long / End Hollow Inner Hole Diameter:4mm Features & details Features WHAT YOU GET:2 PCS 8mm x 250mm Linear Motion Shaft.

Rod Size: 250mm long / End Hollow Inner Hole Diameter:4mm Screw Size: M4 Hex Head Screws Widely applied in CNC machine, 3D printer, automatic machine, molding machine, bearing, etc.