What the thread found

• A new arm design uses multiple small springs instead of cables and wires, reducing the total number of parts by approximately 20 percent.
• The arm supports loads from 0 to 80 pounds and features sealed or capped radial ball bearings at critical joints.
• Spring package changes can be completed in roughly 10 minutes.
• The arm weighs approximately 13 pounds when fully loaded with springs and has a boom range of plus 50 degrees upward and minus 50 degrees downward.
• The overall dimensions are comparable to established models but with extended arm segments.

Depends on

• The design was presented as a CAD image and initial production was scheduled for late March with pricing not yet finalized.
• One commenter noted that comparable existing arms already weigh 12 to 13 pounds, so the weight advantage was questioned.
• The actual performance and durability of the new spring array system compared to traditional designs remained untested in the discussion.

Parts

Arm Post

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