The NorthStar ball socket spring keeps tension on the ball lock arms to keep the angle head ball from falling out of the head.
NorthStar™ Ball Socket Spring
$5.60
Manufacturer:
Part #:
AH-5
This part fits the following models:
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2.5" MaStar™ Angle Head (NS-16)
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3.5" MaStar™ Angle Head (NS-17)