They're synthetic sealed ball bearings, providing smooth rotation, great precision of accessory alongside simplified upkeep.
• 630 Sealed Ball Bearings x2
• Applications consist of touring automobile gear tensioners.
• utilizing ball bearings in place of synthetic and metal bearings provides better elements fit and even more efficient rotation.
• These ball bearings utilize synthetic seals in place of metal people – permitting you definitely begin the bearings to completely neat and commence considering them.
• Low-friction oil is employed to lubricate the inner workings.