Aftermarket replacement the Case/Ingersoll p/n C28817 bearings used on snow caster jackshafts. Used on model L80 s/n R11815 & up, L84 s/n S13196 & up and on all newer series including M,N,P,R,S,SB38,SB48 etc. Replaces p/n B10700. Includes locking collar. Made in China, similar to Fafnir p/n RA012RRB. Note: Due to the recent price decrease of the OEM bearing p/n C28817 we are no longer offering this aftermarket replacement.