3D Printer T8 300mm Stainless Steel Lead Screw Coupling Shaft Mounting Bracket

3D Printer T8 300mm Stainless Steel Lead Screw Coupling Shaft Mounting Bracket Lead screw: Material: stainless steel Diameter: 8 mm Pitch: 2 mm Lead: 4 Length: 300 mm Nut: Material: brass Diameter: 8 mm Pitch: 2 mm Lead: 4 Mounted ball bearing: Material: zinc alloy Bore diameter: 8 mm Shaft coupling: Material: aluminium Shaft: 6.35 x 8 mm Length: 25 mm Diameter: 20 mm Package includes: 1 x Screw 1 x Nut 2 x Ball bracket 1 x Shaft coupling