Befenybay 2PCS 10mm to 10mm Aluminium Plum Flexible Shaft Coupling Diameter 20mm Length 25mm Connector Flexible Coupler for 3D Printer CNC Machine and Servo Stepped Motor(10x10mm): Amazon.com: Industrial & Scientific
Ks-Tek 20mm Aluminium Cap for Crimp Glass Vial Aluminium Sealing Top (Green) 100pk: Amazon.com: Industrial & Scientific
Amazon.com: 20mm 4 Flute HSS and Aluminium End Mill Cutter CNC Bit : Industrial & Scientific
6Pack 6.6FT/2 Meter Plaster-in LED Drywall Aluminum Channel with Flange for 12mm Strip Lights, Recessed Aluminium LED Profile with Clip-in Diffuser and End Caps: Amazon.com: Tools & Home Improvement
Amazon.com: Awxlumv 2 Pcs Aluminum Chipset Heatsink 100 x 40 x 20MM/ 3.93 x 1.57x 0.79 inch Diffusion Cooling Fin Comb Heat Sink Cooler : Electronics
Othmro SDA20 x 15 Sealing Thin Air Cylinder Pneumatic Air Cylinders, 20mm/0.79inch Bore 15mm/0.59inch Stroke for M5 Aluminium Alloy Pneumatic Components for Pneumatic and Hydraulic Systems 1pcs: Amazon.com: Industrial & Scientific
Amazon.com: Front Fork Barrel Shaft, 20mm to 15mm Front Hubs Tube Shaft Axle, Aluminium Alloy Accessories for Bicycle(100 Open Gear) : Industrial & Scientific
Amazon.com: ZHIPAIJI Drone Motor Mount Seat Aluminium Alloy Accessories for DIY Quadcopter Frame Kit Parts Accessories 20mm 22mm 25mm Carbon Tube Metal (Color : Red for 20mm Tube) : Toys & Games
Amazon.com: Aluminium Alloy Tattoo Grip 20mm, Tattoo Machine Part Handle Tube Tip Grip Body Art Accessory With Back Stem(Red) : Beauty & Personal Care