B4452-16 Oil Impregnated Bronze Sleeve Bearing 0.5000" ID Click here for spec sheets:

Click here for spec sheets: CUCTFL Spec Sheet

and web with spokes

Note: This is the spec sheet for the set screw Locking version

UHMW-PE provides durability & low friction

Diametral Pitch: 12

B4452-16 Oil Impregnated Bronze Sleeve Bearing 0.5000" ID Click here for spec sheets:Bost Bronz is Boston Gears all purpose, oil impregnated, porous bronze bearing material. It is manufactured using the powdered metal process with the purest metal powders. This process ensures the uniform distribution of pores between the bronze particles which absorb the oil by capillary action. In addition, Bost Bronz has a self contained oil supply (approximately 20% by volume) which provides a uniform protective film over the entire bearing