Rubber shielded ball bearings. Give an improved protection from dust and dirt. Bearings are shielded to prevent penetration of dust and grease packed for life. They should not be cleaned with solvent or lubricated as this will dissolve the grease and cause premature bearing failure. Scrape off any resin build-up.Always check the tightness of the fixing screw before using cutter.

Brand Name	Trend
Material	Rubber
Manufacturer Model No	TREB16RS
Bearing Code	R4RS
Specification	B=5/8 inch B=15.9 mm Bore=1/4 inch Thickness=3/16 inch
accessory_type	Bearing