ReliaBot 2PCs Flexible Couplings 5mm to 5mm for NEMA 17 Shaft and T5 Lead Screw for RepRap 3D Printer Laser Engraving CNC Machine: Amazon.com: Industrial & Scientific
Amazon.co.jp: 2GT Timing Belt 16 Teeth 2 Meter 6mm Aluminum Timing Belt Sync Pulley for 3D Printers CNC Machine Tools, Laser Machine Tools, Carving Machines, CNC RepRap, and More : Industrial &
Amazon.com: Micro Traders 2pcs Stepper Motor 59Ncm Nema 17 (84oz.in) 39.37inch Cable Compatible with 3D Printer Reprap CNC Robot : Industrial & Scientific
Amazon.com: MybotOnline Nema 17 Stepper Motor Full D-Cut Shaft 62oz-in 1.7A Bipolar 38mm 1.8deg 4-Lead for 3D Printer CNC Reprap : Industrial & Scientific
Amazon.co.jp: uiotec Flexible Couplings 5 mm to 5 mm n1ema 17 Shaft for Reprap 3d Printer or CNC Machine (2pcs) : Electronics
Innovateking-EU 6 Pcs Mechanical End Stop Switch with 3Pin 70 cm 22AWG Cable for 3D Printer Makerbot Prusa Mendel RepRap CNC Arduino Mega 2560 RAMPS 1.4 LKB01: Amazon.de: Business, Industry & Science
Amazon.co.jp: Ren He Set of 6 Endstop Mechanical Limit Switch 3D Printer Accessories with Cables for Makerbot Prusa Mendel Reprap Cnc Mega 2560 1280 Ramps 1.4 Lkb01 Mechanical Limit Switch : Industrial & Scientific