Stainless steel version of the 6808 angular contact bearing angular contact bearings provide maximum load distribution across all of the ball bearings unlike standard bearings which load only those at the bottom of the bearing this load distribution ensures bearing life is increased drastically allowing for more time spent in the saddle than the workshop bearing code 6808 dimensions 40 x 51 x 65mm contact angle 45 degree abec 3 grade 10 seals llb grease kyodo yus