Sprockets - Sinz

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SINZ Pro Sprocket 5mm 42T (Black) Product Code: 36CRPRO42BLK

Click to enlarge CNC Chainwheel Sinz Pro CNC-machined chainwheels are 5 millimeters thick and designed for extra strength and low weight. They fit 19-millimeter spindles and come in 25-tooth and 38-through 44-tooth sizes in basic black. Model Part# Weight 25 tooth SPCW-25 55 grams 38 tooth SPCW-38 120 grams 39 tooth SPCW-39 140 grams 40 tooth SPCW-40 145 grams 41 tooth SPCW-41 160 grams 42 tooth SPCW-42 165 grams 43 tooth SPCW-43 170 grams 44 tooth SPCW-44 180 grams