§Kit of C4 bearings (riveted steel cage) C4 + set of complete TNT spy joints for DERBI euro 3 & 4

Here is a set of crankshaft bearings + spy seals for DERBI Euro 3 and Euro 4 engines. This pack contains 2 high quality NSK crankshaft bearings (made in Japan not to be confused with china) riveted steel cage C4 set special high speed.

In addition, the spy gasket set is 100% complete and will allow you to put your DERBI engine back to new without risk of leakage.