The Lovejoy 44BB18HR5 ball bearing idler sprocket 18-Tooth 1/2" bore is a precision bearing from Lovejoy. It supports rotating or oscillating shafts while minimizing friction, allowing smooth rotation under radial and/or axial load. Key specifications noted on this listing include 1/2" Bore. It is commonly used in pumps, fans, and industrial drivetrains.
