Force NINE 1,6 30t, 140mm (64280)

designed for 20″ bikes, for wide chain 1/2″*11/128″ NON-replaceable steel chainring 30 teeth NON-replaceable black plastic double sided chain guard designed for square tapered bottom bracket recommended bottom bracket length: 118 mm chain line: 48,0 mm cranks length: 140 mm, material: alloy weight: 559 g Properties Gears 1 Teeth 30T Axle type Square Crankarm length 140mm