Semroc Specialty Product Ball Bearing 4mm(4pk) for Mars Lander Leg Joint(was BB-4) SEM-SPBB-4

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$1.39

SKU:

SEM-SPBB-4

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Semroc Specialty Product Ball Bearing 4mm(4pk) for Mars Lander™ Leg Joint(was BB-4) SEM-SPBB-4

For use as ball bearings in the Semroc Mark Lander

They have a slippery surface that reduces wear caused by friction

Color: Off-White

Warranty for 1 year from manufacturer defects

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