Why are copper sleeves and bearings used in the bar? null

Copper sleeves and bearings are used in the bar to increase the rolling lubrication of the sleeve for ease of use.

“Why are copper sleeves and bearings used in the bar?”

This question is for: Costway - 48''Phosphate Steel Olympic EZ Curl Bar 28mm Grip Home Gym Fitness Equipment - Black

This question was generated by AI based on customer and product data.

Copper sleeves and bearings are used in the bar to increase the rolling lubrication of the sleeve for ease of use.
This answer was generated by AI based on customer and product data.