This 20 x 42 x 8 mm (16004-2RS) bearing is a metric deep groove ball bearing. The 16004-2RS inner diameter is 20 mm, the 16004-2RS outer diameter is 42 mm, the 16004-2RS width is 8 mm.
This bearing has rubber seals on both sides to protect the bearing from dust or any possible contamination, which can extend bearing life, and retain the lubricant in the bearing.
NZ $5.50 each
In Stock Now