DIY Challenger

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  • Regular price $350.00
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This shopping bag includes: 

4 x Shaft Coupler
4 x Fixed Bearing
4 x Ball Screw & Nut
4 x Linear Bearing
4 x Hollow Shaft

All the screws you need....
- Stainless steel screws for Fixed Bearing
- Stainless steel screws for Linear Bearing
- Stainless steel screws for Glider

Check out our Resources and Compatibility page for more information.

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What you need:

1. Source and buy your own aluminium profile (if you want the exact same one shown from

2. Manually tap thread inserts / Helicoils onto the aluminium profiles (8 on each actuator, 32 for a full set of 4 actuators)

3. 3D-print all your own parts (download original .STL files from

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