Construction & Engineering

A group kit of cardboard construction tools for many hands to make light work. For libraries, workshops, birthday parties, maker spaces, design ...

Do the CNC electric-slide! To the left, now to the right. Now you have no excuse for not building that CNC robot. This is a 'supported style' 15...

The spiritual successor to The Mini Strandbeest, this kit uses physicist/artist Theo Jansen's technique to create an elegant walking rhinoceros!...

This Twin Cylinder Steam Engine Kit has everything you need to make your own old school V-type steam engine. This kit is a great way to both learn ...

The Delta Twister is a build-it-yourself lightweight flying machine that's perfect for both amateur flight enthusiasts and amateur makers. The D...

GoldieBlox and the Builder’s Survival Kit is Goldie's ultimate builder's kit for the most adventurous innovator! With more than 190 pieces, GoldieB...

The Lynxmotion Tri-Track Robot Kit is a robust chassis for your RC or autonomous robot experimentation. The robot is designed for indoor or o...

*Ka-thunk* Pin down that little PCB with our Toggle Clamp, a sturdy and reliable way to quickly press and release with precision! A pogo-pin bed...

The SyRen motor driver is one of the most versatile, efficient and easy to use motor drivers on the market. It is suitable for medium powered ro...

These 8" long stainless steel D-Shafts have a diameter of ¼". The flat edge that runs the length of the shaft makes it an ideal drive shaft, when u...

These 10" long stainless steel shafts have a diameter of ½". These shafts are solid, which makes them an ideal choice for axles. These shafts have ...

These clamping hubs are a great and cost-effective choice when attaching hub mount gears or wheels to shafts or tubes and can be a better option...

Quad hub mounts attach to the inside of a channel at a 90 degree angle providing you with additional attachment points for the open top of a cha...

These 1.375" long stainless steel D-Shafts have a diameter of ¼". The flat edge that runs the length of the shaft makes it an ideal drive shaft, wh...

This spacer allow you to space your sprocket, gear, wheel, or other attachment from the mating hub. Unlike the other hub spacers, this one does ...

These 12" long aluminum tubes have an outer diameter of 3/8", an inner diameter of 0.30", and a wall thickness of 0.035". When used with the mating...

These clear yellow precision disk wheels have an outer diameter of 2”, a width of 0.23”, and utilize the 0.77” hub pattern. These simple wheels ...

This servo plate allows you to attach gears and mechanical structures to your standard sized servo. There are 4 6-32 tapped holes for mounting y...

These lipped Rubber Rings have an inner diameter of 1.65", a width of 1/8", and a sturdy rubber sidewall. These rings can be used as a replacement ...