*New!* Top Quality Genuine Nachi BSA Unit Twins Quick Detachable Rear Brake Drum Sealed Bearing. This is as good as it gets! Top Quality Nachi Bearing Made in Japan! Both Sides of this Bearing come Sealed to last 10X Longer then the Original "Non-Sealed" Types! Measures 25MM X 52MM X 15MM with an Internal "C3" Clearance! Fits BSA A50 & A65 Unit Twins (Lightning, Royal Star, Thunderbolt, Firebird Scrambler, Rocket, Etc) from 1964-1970 with the "QD Crinkle Rear Hub" only. Please refer to your parts catalog for proper fitment.
*****Please note that this Bearing is the "Mertric" type as used only on A50 & A65 Rear Hubs! Other models used an "Inch" Bearing and they are not interchangeable!*****
*****Please note that this Bearing is the "Mertric" type as used only on A50 & A65 Rear Hubs! Other models used an "Inch" Bearing and they are not interchangeable!*****
•Made in Japan
•O.E.M Part number is 65-2045