Create a variety of attachment surfaces with these sturdy, aluminum, 2 mm thick building plates. Great for creating new ways to connect and combine all of the Tetrix Prime; components.

6-32 5/16 Socket Head Cap Screws connect your robot design. Requires hex keys, sold separately, to tighten and loosen the screws.

• Material: stainless steel

These sturdy aluminum gussets are used to connect structural components at different angles and to provide additional strength where needed. Available in 60-, 90-, and 120-degree angles, these gussets serve as a great way to expand building options and increase the strength and robustness of your robot builds!

1/8L Shaft Spacer Pack is handy when you need a little space between wheels, gears, and other elements on axles.

• Material: Acetal

These sturdy aluminum gussets are used to connect structural components at different angles and to provide additional strength where needed. Available in 60-, 90-, and 120-degree angles, these gussets serve as a great way to expand building options and increase the strength and robustness of your robot builds!

Axle Spacers are handy when you need a little space between wheels, gears, and other elements on axles.

• Material: Acetal

These sturdy aluminum gussets are used to connect structural components at different angles and to provide additional strength where needed. Available in 60-, 90-, and 120-degree angles, these gussets serve as a great way to expand building options and increase the strength and robustness of your robot builds!

6-32 1" Stand-off Posts are hex stand-offs; female/female, 6-32.

• Size: 1"
• Quantity: pkg of 12
• Material: 7005 Aluminum

The Anchor Block is a versatile connection element that allows connections between plates, linkages, or beams from all six surfaces. Made of acetal plastic; requires Thumbscrews, sold separately.

6-32 2" Stand-off Posts are hex stand-offs; female/female, 6-32.

• Size: 2"
• Quantity: pkg of 12
• Material: 7005 Aluminum

Tetrix Max Hex Key Pack comes with all four sizes of Hex Keys needed for TETRIX hex pieces. Includes one each of 7/64", 3/32", 1/16", and 5/64" keys.

TETRIX MAX Stand-off Posts is a package of 12 hex stand-off posts; female/female, 6-32. 

• Size: 32 mm
• Quantity: pkg of 12
• Material: 7005 Aluminum

Expand the horizons of your TETRIX PRIME R/C Starter Set. Engineer bigger, more advanced robots, increase the robustness of builds, and combine all the Tetrix Prime; components using the additional parts and pieces included in the Tetrix Prime; Expansion Set.

The Tetrix Prime; Expansion Set comes with three major parts that will provide students more design options for their robots:

• Aluminum linkages – Mechanical linkages connect to manage force and movement.
• Aluminum plates – Create custom gearboxes, strengthen connections, or create new ways to connect and combine all the Tetrix Prime; components.
• Aluminum gussets – Use to connect beams or structural components as well as provide additional strength to joints.
• Tetrix Prime; parts and pieces are made from aluminum and plastic.

6-32 3/8 Button Head Cap Screws feature a low-profile head – great for areas where moving parts are close to the screw heads. Requires hex keys, sold separately, to tighten and loosen the screws.

• Quantity: pkg of 50
• Size: 3/8"
• Material: stainless steel

These plastic spacer/bushings are used in conjunction with 6 mm axles to keep your mechanisms and wheels running smoothly. Can also be used as a 2 mm spacer between metal surfaces.

TETRIX MAX Lego Connector Pack was designed to enable LEGO Technic elements to be connected to theTetrix Max; metal building system.

• Quantity: pkg of 12
• Material: ABS plastic