27-261 BSA crankshaft timing side 500cc M20, 600cc M21, SV Single row deep groove ball bearing, available in both CN (clearance normal) and C3 clearance Manufactured for us by NKE Bearings Austria As Official Distributors for NKE premium class bearings you can buy with the confidence associated with full manufacturer support & traceability Free Shipping mainland UK. Other delivery options available. Normally dispatched same day. (SIGNATURE REQUIRED) We do not sell unbranded bearings, please check for a brand when ordering bearings elsewhere, is it really worth the risk???
