Modified LEGO Pneumatic Cylinder - V2 2x11 - Extra Large - 19467c01 – Green Gecko Workshop
LEGO Technic Pneumatic Cylinder, No. 19467c01, V2, No. 19478, 26656, 1 PER ORDER | eBay
Pneumatic Cylinder Bracket 1/2 (Medium) (8XP67BHAM) by SevenStuds
LEGO® 47224c01 4205293 - 4563144 - ToyPro
Amazon.com: Goshfun 32Pcs 10-Kinds MOC Pneumatic Parts Bricks with Air Pump Push Rod Switch Piston Air Pipe, DIY Small Particle Stem Building Blocks Toy Set Compatible with Lego, Random Color of Air
LEGO Small Two Way Pneumatic Cylinder (10554 / 74981) | Brick Owl - LEGO Marketplace