Pneumatic Hose Connector with Axle Connector
99021Pneumatics
Colors
5
Colors
Appears in these sets
BMW M4 GT3 EVO Race Car
2026
Batman v Superman Batmobile
2026
Cement Mixer
2026
Cosmos Flowers
2026
Daisies
2026
Dragonfly Garden
2026
Drive-Through Car Wash
2026
Gold Mine Expedition
2026
Iconic Pirate Ship
2026
McLaren Mastercard F1 Team Lando Norris Helmet
2026
McLaren Mastercard F1 Team Oscar Piastri Helmet
2026
Mercedes-Benz Unimog U 5023 with Crane
2026
The Dragon of Life
2026
Tiger Shark Tank
2026
Time Machine from Back to the Future
2026
Tulip Bouquet
2026
Wild Animals: Colorful Hummingbird
2026
Yellow Taxi
2026
F1 Pit Stop & Pit Crew with Ferrari Car
2025
Family Christmas Tree Decoration
2025
Fawkes: Dumbledore's Phoenix
2025
Field Flowers
2025
Flower Arrangement
2025
Hogsmeade Village – Collectors' Edition
2025
Hogwarts Castle: The Main Tower
2025
Mateo vs. Cyber Brain Mech
2025
NINJAGO City Workshops
2025
Retro Telephone
2025
Spinosaurus & Quetzalcoatlus Air Mission
2025
Surfing Dogs and Scooter Adventure
2025
The City Tower
2025
The Going Merry Pirate Ship
2025
The Guardian Dragon
2025
UNEARTHED Challenge Set
2025
Wild Animals: Pink Flamingo
2025
Battle Bus
2024
Fire Station with Fire Truck
2024
Good Fortune
2024
Jaws
2024
Megapolis City 5th Anniversary
2024
Mei's Dragon Mech
2024
Mountain Fortress
2024
Mr. Oz's Space Car
2024
NASA Artemis Space Launch System
2024
Peely Bone
2024
Source Dragon of Motion
2024
The Dark Falcon
2024
The Lord of the Rings: Barad-dûr
2024
Tournament Temple City
2024
Triwizard Tournament: The Arrival
2024
VTOL Heavy Cargo Spaceship LT81
2024
Volvo FMX Truck & EC230 Electric Excavator
2024
Crocodile Car
2023
Elemental Dragon vs. The Empress Mech
2023
Exotic Parrot
2023
Exotic Pink Parrot
2023
Fantastical Tree House
2023
Flowerpot
2023
Gringotts Wizarding Bank – Collectors' Edition
2023
John Deere 948L-II Skidder
2023
Lord of the Rings: Rivendell
2023
Lunar New Year Display
2023
Metkayina Reef Home
2023
Monkie Kid's Team Hideout
2023
Mr. Oz's Space Bus
2023
NINJAGO City Markets
2023
Passenger Airplane
2023
Ski and Climbing Center
2023
Space Roller Coaster
2023
Spider-Man Final Battle
2023
Temple of the Golden Idol
2023
Viking Ship
2023
Zane's Ice Dragon Creature
2023
Back to the Future Time Machine
2022
Chang'e Moon Cake Factory
2022
Dorrie's Beachfront Expansion Set
2022
Dragon of the East
2022
Electric Scooters & Charging Dock
2022
Hulkbuster
2022
Jay and Nya's Race Car EVO
2022
Jay's Golden Dragon Motorbike
2022
Lunar New Year Parade
2022
Lunar Research Base
2022
Lunar Space Station
2022
Material Handler
2022
McLaren Formula 1 Team 2022 (First Edition)
2022
McLaren Formula 1 Team 2022 (Second Edition)
2022
Mystic Witch
2022
Organic Farm
2022
SUPERPOWERED Challenge Kit
2022
The Heavenly Realms
2022
The Mighty Bowser
2022
Zane's Golden Dragon Jet
2022
Zane's Power Up Mech EVO
2022
Boulder Blaster
2021
Catamaran Sea Battle
2021
Fire Dragon Attack
2021
Heavy Duty Tow Truck
2021
Hogwarts Icons Collectors' Edition
2021
Hydro Bounty
2021
Iron Man: Iron Monger Mayhem
2021
Lloyd's Hydro Mech
2021
Magical Funfair Stalls
2021
Mighty Dinosaurs - Blue Version
2021
Mighty Dinosaurs - Brown Version
2021
Monkie Kid's Lion Guardian
2021
NINJAGO City Gardens
2021
Skid Steer Loader
2021
Spider Queen's Arachnoid Base
2021
Temple of the Endless Sea
2021
The Bone Demon
2021
Water Dragon
2021
X-1 Ninja Charger
2021
Zane's Titan Mech Battle
2021
Avengers Tower Battle
2020
Avengers Truck Take-down
2020
Destiny's Bounty
2020
Golden Mech
2020
Jay and Lloyd's Velocity Racers
2020
Mickey Mouse & Minnie Mouse
2020
Monkey King Warrior Mech
2020
Monkie Kid's Team Secret HQ
2020
Pirate Ship
2020
Skull Sorcerer's Dragon
2020
Spider-Man Mech
2020
Toad's Treasure Hunt Expansion Set
2020
Venom Crawler
2020
Avengers Hulk Helicopter Rescue
2019
Batman Batwing and The Riddler Heist
2019
Burger Bar Fire Rescue
2019
Castle of the Forsaken Emperor
2019
Downtown Fire Brigade
2019
Dragon Dance
2019
Droid Gunship
2019
El Fuego's Stunt Truck
2019
Fire Fang
2019
Hanzo vs. Genji
2019
Harley-Davidson Fat Boy
2019
Harvester Transport
2019
Jay's Storm Fighter
2019
Junkrat & Roadhog
2019
Land Rover Defender
2019
Liebherr R 9800 Excavator
2019
Lloyd's Titan Mech
2019
Millennium Falcon
2019
Rocket Assembly & Transport
2019
Sky Police Parachute Arrest
2019
Slave I - 20th Anniversary Edition
2019
Spider-Man's Spider Crawler
2019
T. rex vs Dino-Mech Battle
2019
The Golden Dragon
2019
The Ultra Dragon
2019
Viking Ship
2019
Welcome to Apocalypseburg!
2019
Axl's Rolling Arsenal
2018
Batman: Brother Eye Takedown
2018
Berserker Bomber
2018
Betrayal at Cloud City
2018
Cloud-Rider Swoop Bikes
2018
Darth Vader
2018
Dieselnaut
2018
Dragon Pit
2018
Drone Explorer
2018
Firstbourne
2018
Forest Machine
2018
General Grievous' Combat Speeder
2018
Han Solo
2018
Harley Quinn Cannonball Attack
2018
Heartlake City Airplane Tour
2018
Imperial AT-Hauler
2018
Killow vs. Samurai X
2018
Lex Luthor Mech Takedown
2018
Omnic Bastion
2018
Range Trooper
2018
Road Worker
2018
Rough Terrain Crane
2018
Stormbringer
2018
Temple of Resurrection
2018
The Chicken Coop
2018
The Farm Cottage
2018
The Hulkbuster: Ultron Edition
2018
The Melon Farm
2018
The Polar Igloo
2018
Twinfector
2018
A-Wing Starfighter
2017
Aaron's Rock Climber
2017
Accessory Pack
2017
Batgirl Secret Bunker
2017
Baze Malbus
2017
Container Yard
2017
Dawn of Iron Doom
2017
Desert Lightning
2017
Destiny's Bounty
2017
Destiny's Shadow
2017
Flying Jelly Sub
2017
Garma Mecha Man
2017
Hulk vs. Red Hulk
2017
Jakku Quadjumper
2017
King's Guard Artillery
2017
Mighty Dinosaurs
2017
NINJAGO City
2017
Quake Mech
2017
Ruina's Lock & Roller
2017
The Batman Movie Accessory Set
2017
The Powerpuff Girls Fun Pack
2017
The Scuttler
2017
The Ultimate Batmobile
2017
Vermillion Invader
2017
Y-Wing Starfighter
2017
garmadon, Garmadon, GARMADON!
2017
Aaron Fox's Aero-Striker V2
2016
Axl's Tower Carrier
2016
Beast Master's Chaos Chariot
2016
Brick Bank
2016
CLAAS XERION 5000 TRAC VC
2016
Captain Rex's AT-TE
2016
Ekimu Falcon
2016
Ekimu the Mask Maker
2016
Fire Boat
2016
General Magmar's Siege Machine of Doom
2016
Homing Spider Droid
2016
Imperial Death Trooper
2016
Infernox Captures The Queen
2016
Jestro's Evil Mobile
2016
Jestro's Volcano Lair
2016
Kanan's Speeder Bike
2016
Krennic's Imperial Shuttle
2016
Kryptonite Interception
2016
Quake Beast
2016
Rock Roader
2016
Storm Beast
2016
The King's Mech
2016
Volvo EW160E
2016
Clone Commander Cody
2015
Doctor Who
2015
Hailfire Droid
2015
Jokerland
2015
Lord of Skull Spiders
2015
Mercedes-Benz Arocs 3245
2015
Ninja DB X
2015
Skull Scorpio
2015
Temple of Airjitzu
2015
The Hydra Fortress Smash
2015
The Ultimate Battle for Chima
2015
![WALL•E [Fixed Neck Version]](https://cdn.rebrickable.com/media/thumbs/sets/21303-2.jpg/180x180p.jpg)
WALL•E [Fixed Neck Version]
2015
![WALL•E [Original Version]](https://cdn.rebrickable.com/media/thumbs/sets/21303-1.jpg/180x180p.jpg)
WALL•E [Original Version]
2015
CRYSTAL Beast vs. BULK
2014
General Grievous' Wheel Bike
2014
Kashyyyk Troopers
2014
Maula's Ice Mammoth Stomper
2014
QUEEN Beast vs. FURNO, EVO & STORMER
2014
ROCKA Stealth Machine
2014
TUNNELER Beast vs. SURGE
2014
Toxikita's Toxic Meltdown
2014
Horizon Express
2013
Razcal's Glider
2013
Wakz' Pack Tracker
2013
Samurai X Mech
2012
Mercedes-Benz Unimog U400
2011