TKO bearings are designed as a Radial Thrust Bearing that allows the bearing to withstand radial and side (axial) loads
They also feature a higher RPM capability than standard radials.
The bearings have (2) seals …1 Blue and 1 Black. NOTE: BLUE seals face each other inside the bell.Used by a number of top RC drivers around the world, you too can now add these bearings to your RC buggy/truggy clutch for maximum performance and lifespan..
These bearings come as individuals and the 5x13x4 bearing is common for TLR, Tekno and Agama clutch bells.