New Design 42t Crankset Cnc 6061 T6 Aluminium Alloy Chainring,blue

Brand new and high qualityFine workmanship and perfect styleEasy to install and durable in use.Strict quality control standards to build and test.For banfang BBS01 BBS02 mid drive motor kitNumber of teeth: 42 teeth (positive tooth thickness 3.6mm x 21/negative tooth thickness 1.9mm x 21)Maximum diameter: 175mmMaximum height: 14mmTooth pitch: support 6-7-8-9 speed chainThreaded hole diameter: 5.2mmInner hole diameter: 41.2mmNet weight: 177gType: ChainwheelCategory: Crankset replacementcolor:BlueMaterial:6061 T6 aluminum alloyPackage Contents:1 x 42T cranksetOnly the above package content, other products are not included.Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.