Crankshaft bearing OEM STANDARD 17mm steel, Hercules MK 2 S, Supra 4, 4 GP, Ultra II LC, D

An L17 crankshaft ball bearing for various Hercules MK 2 S, Supra 4, Supra 4 GP, Ultra II LC, and DKW KTM mopeds with Sachs engine types: 50/3 MLB, 50/4 EK F, 50/3 ML AX, 50/4 LK H, 50/3 ML KB, 50/4 LK S, 50/3 ML K AX, 50/4 CF NL, 50/3 C NL, 50/4 LF NL, 50/3 KH NL, 50/4 ML FA NL, 50/3 D, 50/4 ML FB, 50/3 B KF, 50/4 DF X, 50/3 KF S, 50/3 LF, 50/3 MA KF SF, 50/3 MA KF X, 50/3 ML FB. A set of top-quality NSK crankshaft bearings for low wear, long service life, and optimal performance on various Puch MS, VS, MV, VZ, and DS 50 models with 2- and 3-speed engines, type L 17; also suitable for tuning.