![Technic Gear 16 Tooth with Round Holes [Old Style]](https://static.toytrust.app/brands/img/lego/elements/4019/7.png)
Technic Gear 16 Tooth with Round Holes [Old Style]
About
Technic Gear 16 Tooth with Round Holes [Old Style] (ref. 4019) is a LEGO part found in 144 sets of the catalog. These sets came out from 1979 to 2003. Themes of its sets: Technic, Educational and Dacta, Technic. It comes in 3 colors.
Other color variants
3 variants
In sets 144
Sets 1 to 48 of 144, the latest first.
Wright Flyer
Mini Robots
Hailfire Droid
Pneumatic Crane Truck
Rescue Truck
Technology Resource Set
![ROBOLAB Team Challenge Set Version 2.5 [USB]](https://static.toytrust.app/brands/img/lego/sets/9794-1.jpg)
ROBOLAB Team Challenge Set Version 2.5 [USB]
TECHNIC Gear Wheels
Snaptrax S45
Super Battle Droid
Motorbike
Crane Truck
Williams F1 Team Racer
Street 'n' Mud Racer
16 Tooth Gears (Pack of 50)
ROBOLAB Amusement Park Set
![ROBOLAB Team Challenge Set Version 2.5 [Serial Transmitter]](https://static.toytrust.app/brands/img/lego/sets/9793-1.jpg)
ROBOLAB Team Challenge Set Version 2.5 [Serial Transmitter]
Robotics Invention System, Version 2.0
Aero Tube Hanger
Pneumatic Front End Loader
4x4 Off Roader
Manas
Mechanical Engineering Set
X-wing Fighter
Mission Experience Pack
Power Puller
Silver Champion
Cities and Transportation
Dark Side Developer Kit
Ant
Crane Truck
Super Street Sensation
ROBOLAB Amusement Park Set
Robotics Discovery Set
Exploration Mars
Robotics Invention System, Version 1.5
Droid Developer Kit
ROBOLAB Team Challenge Set (Serial)
Small Gear Wheels
Bungee Chopper
Hover Sub
Blackmobile
Heli-Transport (Rota-Beast)
Blast Off Chopper with Bungee Cord Power!
Mag Wheel Master
Tow Truck
CyberMaster
CyberMaster
Other parts of the set Wright Flyer
Technic Link
Plate 1 x 10
Technic Pin with Friction Ridges Lengthwise and Towball
Plate 1 x 3
Plate 1 x 8
Technic Link 1 x 9
Technic Pin Connector Plate with One Hole (Single on Bottom)
Plate Special 6 x 16, Studs on 3 Edges
Brick 1 x 2
Plate 2 x 3
Plate 1 x 2
![Technic Pin Connector Plate 1 x 2 x 1 2/3 [Two Holes On Top]](https://static.toytrust.app/brands/img/lego/elements/32530/6.jpg)
Technic Pin Connector Plate 1 x 2 x 1 2/3 [Two Holes On Top]
Sources of the data of this element: Rebrickable
LEGO data from Rebrickable (rebrickable.com), building instructions from Brickset (brickset.com) and lego.com. LEGO® is a trademark of the LEGO Group of companies, which does not sponsor, authorize or endorse this site. Learn more