GEEETECH Metal+ABS Filament Spool Holder, 2Pcs, Bearing Weight Within 3KG, 3D Printer Filament Holder for Ender 3,Ender 3 V2, Ender 3 Pro, CR10, Ender 5 Gantry Structure 3D Printers with V Slot Rail

Product description Product description 3d printer filament holder Step 1 Find the corresponding accessories of filament spool holder Step 2 Tighten the ring buckle clockwise Step 3 Put on the screws and nuts to the filament holder Step 4 Find the right position in the gantry profile to tighten the screws of 3d printer filament holder