Best Mechanical Helical Gears in 2026

DISCOVER: Invite “little engineers” to explore a world of building possibilities while developing critical thinking and problem solving skills; turning and spinning gears add a layer of action and interactivity to completed creations

DEVELOP: Boost fine motor skills while promoting reasoning as children create moving experiments; learning gets more intricate as children’s abilities advance

116-PIECE SET: Activity set includes 46 Colorful gears (blue, green, orange, red, purple), Special parts including wrecking ball, propeller; square pillars, 21 six-way axles, 6 interlocking bases, 1 crank handle, and activity guide

UNLOCK the mysteries of mechanics with our STEM toy as your child explores the fascinating world of gears and worm drives. Watch as they discover how gears can speed up or slow down movement, and learn about worm drives that can change rotational speed.

BUILD 12 WORKING MODELS such as a crane, helicopter, gearbox and more, the possibilities are endless!

EASY TO FOLLOW instructions and the toy comes with 16 pages of theory and facts, accompanied by fun experiments to test newly acquired knowledge. Plus, a 3-page quiz section is included to test the children's understanding.

Technic Gears Assortment 450 Pices Parts,Same As Picture Compatible with major brands

Technic parts Gears Assortment Pack High quality same as top brand

STEAM activity kits ,Diy can assemble freedom to create a new design

200Pcs Gears , including spindle gears, plane gears, Crown gears, worms, etc. different types of gears; Materials : Plastic; Aperture:0.8-3mm

The gear s are compatible with each other to facilitate your creation

Accessories for robot,toy car,boat airplane,ect.

1.Listing Includes: This listing packing including variety technical parts, total 300+ pieces. Like Gear ( 12 16 20 24 40 tooth gears), Rack Gear, axle pin connector with/without friction, 4 rubbles wheels , Various accessories can be widely applied to MOC Car construction and creation.

2.Great Quality: ECO friendly ABS materials use. Brick parts or gear connection is good, neither loose nor tight, great quality.

3.Compatible: Technical parts are compatible with standard sized bricks from other Major Brands. Variety of gears axle parts etc, can be applied to a substitute for assembly, designing and building your project, like models of robots, cars, cranes, engineering vehicles, and etc

Made of high quality plastic, wearable and long service life

The products are for toys spindle gear spare parts, suitable for DIY model technology production

Small parts, easy to use, great model making accessories for all kinds of cars, robots, etc

Total Types kits including 81pcs/46pcs/58pcs/72pcs/92pcs/106pcs/50pcs/65pcs/78pcs/79pcs/90pcs/80pcs/105pcs/60pcs/75pcs/82pcs/50pcs/55pcs/64pcs/69pcs/155pcs,just choose which you need if buyer need detailed spec qty of each type,you could ask below,i will give you detailed qty of each type

The overall product category includes Diy accessories | Angle iron | Perforated plate Universal Joint | Coupling | Bearing ball head Gear bag | Rack | Pulley Wheel (Shaft) Propeller | Fan blade Small Motor | Motor Small pump | Air pump Fun circuit accessories Remote control Battery Box Handmade material | Wood board | ABS sheet Consumables | Glue | Resin Making Tools | Grinding | Cutting | Drill | Pliers Protective tool Smart car | Line inspection car body Handmade toys | Small toys

106pcs

VARIETY OF GEARS, This 78 pcs gear package includes: axles, tires, gears, bushings, rack, etc, so basically buy back can always be used. Enough for you to choose and durable for use.

MORE COMPREHENSIVE THINGS , spindle, single, double, crown gear, pulley, rack, bevel gear, copper gear, axle, axles, tires, rubber bands and so on.

USED FOR DIY, The gears set is good accessories for your toy car , robot and so on, Easy to change when the gear is missing or damaged, as a spare accessory to use.