Specifications include, but are not limited to: Item Description Quantity; 1 20100 Aluminum Extrusion, 1m length, T-slot shape, Silver 15 ea; 2 2020 Aluminum Extrusion, 1m length, T-slot shape, Silver 500 ea; 3 Hammer Nut, T-slot shape, M5 13000 ea; 4 Stepper Driver A4988, output drive and capacity up to 35V and +/- 2A max 1100 ea; 5 Stepper Motor NEMA 17, 5mm x 20mm shaft dimensions, 48mm Motor Body Length, 380g weight, 1.7A rated current / phase, 0.59Nm (84 ozin) holding torque 1100 ea; 6 GT2 Timing Belt Pulley, 20-teeth, two set screws, bore diamter 5mm 110 ea; 7 GT2 Timing Belt Idler, 20-teeth, two ball bearings, 5mm bore diameter 110 ea; 8 Linear Hardened Rod, 8mm diameter, no tapped ends, 1m length, chrome plated hardened material 260 ea; 9 Lead Screw, T8 x 2, 2m length, 304 stainless steel with brass nut, 8mm, right-handed, trapezoidal ACME, single-start 2mm per turn 130 ea; 10 Lead Screw Nut, T8 x 2, Brass, 2mm pitch, single-start 1000 ea