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Amazon.com: LEGO Technic McLaren Senna GTR 42123 Building Toy Set for Kids, Boys, and Girls Ages 10+ (830 Pieces) : Toys & Games
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LEGO® Technic review & MOC: 42123 McLaren Senna GTR | New Elementary: LEGO® parts, sets and techniques
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Amazon.com: LEGO Technic McLaren Senna GTR 42123 Building Toy Set for Kids, Boys, and Girls Ages 10+ (830 Pieces) : Toys & Games
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I have a couple of unused parts for the 42123 McLaren Senna GTR and idk what to do with them. I've only opened and finished the 1 and 2 bags. I'm concerned
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