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Amazon.com: K&S Precision Metals 9812 Heavy Wall Aluminum Tube, 10mm O.D. X .76mm Wall Thickness X 300mm Long, 1 piece per pack, Made in the USA : Industrial & Scientific
Amazon.com: Antrader 20 Sets 2020 Series European Standard Aluminum Profile Connector, 20pcs Aluminium Corner Brackets + 40pcs M5 x 10mm T-Slot Nuts + 40pcs M5x10mm Hex Socket Screw Bolt Used for Reinforcing :
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Amazon.com: Antrader 20 Sets 2020 Series European Standard Aluminum Profile Connector, 20pcs Aluminium Corner Brackets + 40pcs M5 x 10mm T-Slot Nuts + 40pcs M5x10mm Hex Socket Screw Bolt Used for Reinforcing :