Crankshaft in High Quality from Top Racing. The specialist Portuguese crankshaft manufacturer is a symbol of high quality crankshafts. Advanced production techniques, and over 50 years experience in both standard and racing crankshafts. The shaft in question conforms to all standards and corresponds to the original design. Compared to many Asian replicas the bearing quality of the racing crankshaft is much better and it is also equipped with copper washers. Great choice if you are looking for a well-made, well-performing crank. The crankshaft is supplied with small end bearing. Made in EuropeSuitable to Derbi engines EBE050 (kick-start) and EBS050 (E-start). Not suitable to Cagiva Mito, Derbi GPR EBS050, Gilera GSM, Zulu.