LEGO Medium Stone Gray Gear with 16 Teeth Unreinforced (4019) | Brick Owl - LEGO Marketplace
LEGO 4019 Aeroplane Set Parts Inventory and Instructions - LEGO Reference Guide
Lego Technic Gear 16 Tooth Part 4019 1st Version Light Gray 2x (Two Gears) | eBay
LEGO Lunar New Year Ice Festival 80109 Building Kit; Gift Toy for Kids Aged 8 and Up; Building Set Featuring a Detailed Winter Scene, Chun Ice Sculpture, 13 Minifigures and More (1,519 Pieces) - Walmart.com
1x LEGO® Technic rack 1x13 black 64781 steering lift arm 99773 4019 | eBay
LEGO Red Gear with 16 Teeth Unreinforced (4019) | Brick Owl - LEGO Marketplace
20PCS/lot Gear 16 Tooth High-tech Part 4019 Accessorie Compatible With Lego Building Blocks Toy For Diy - AliExpress