Sprocket 20B
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                            - For 20B roller chain and as single-line also for ANSI 100 roller chain 
                        
                            Loe lähemalt                        
                        
                                        - 1 1/4 x 3/4 / DIN 8187 - Division 31.75 mm - Cog widths: 20B-1: 18.5 mm, 20B-2: 54.6 mm, 20B-3: 91.0 mm - Available also in versions hardened and machined according to drawing - Material: C45  | 
                
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