LEGO Technic Beams - Choose Length & Colour (Packs of 4) Design 32316 32524 etc. | eBay
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Amazon.com: LEGO Technic beam set black size 13,9,7,5 & 3 (35 pieces) NXT EV3 : Toys & Games
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LEGO Technic Land Rover Defender 42110 Olive Green/Gray/Black 6283904 - Best Buy
Amazon.com: KonHaovF 182PCS Gear and Axle Set for Technic Parts Compatible with Lego Technic Parts, DIY Gears Assortment Pack(Liftarm, Pins, Axles, Connectors) for Technic Building Blocks Set : Toys & Games
10pcs Metal Aluminium Beams compatible with Lego Technic – Metal Technic Parts