Зъбно колело за верига на торачка малко NW83153 Sprocket C.I. 8×31 5N 40R-12 Number of teeth 5 Outside diameter 119 mm Width 50 mm Bore diameter 40 mm Bore Yes Key width 12 mm Roller chain pitch 31 mm Roller chain width outside 8 mm Original number equivalent 126.020.640 GGG60