10500030094
    
2 x 16B-1 Z=20 Duplex Simplex Wheel
        2S 1-20 Chain Ring        
    
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                            - For two 16B-1 roller chainsRead more - 1 x 17,02mm / DIN 8187 - Division: 25.40 mm - Cog width: B1 = 16.2 mm - Also available with other cog counts - Available also in versions hardened and machined according to drawing - Material: C45 | 
