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come mai invece di stampare i supporti per le barre lisce e i supporti per le barre filettate non avete preso in considerazione questi? 10pcs 16mm SK16 Linear Rail Shaft Guide Support Bracket/Bearing CNC Step Motor-in Linear Bearings from Industry & Business on Aliexpress.com | Alibaba Group
2PC KP08 8mm Bore Diameter Self Align Mounted Pillow Block Bearing Zinc Alloy Good Quality for CNC for 3D printer Lead screw-in 3D Printer Parts & Accessories from Computer & Office on Aliexpress.com | Alibaba Group