YB-520 YUTORI RACING ISC HG 520 BALL BEARING (PACK OF 4)

[520 Bearing (MC3)]
– ISC is a subsidiary of NSK Micro Precision Co., Ltd., a subsidiary of NSK Ltd., which holds the top market share in Japan and the third largest market share globally in its core bearing business.
– This high-performance bearing, made in Japan, uses a metal retainer that offers much higher precision and durability than conventional plastic retainers.
– Its high durability and long lifespan as a consumable item make it extremely economical in the long run.
– Strict management of the grinding wheels used in the super-finishing process and inner and outer diameter polishing reduces rotational resistance to nearly zero, improving pure cornering speed.
– Using this product on the axle components of small RC cars and rollers of fence cars will dramatically improve cornering performance.