Product parameters

Type: positive and negative tooth disc Material: 7075-T6 aviation aluminum alloy Material thickness: 4MM Processing technology: full CNC integrated molding Surface treatment: anodizing Specifications: 104BCD disc 32/34/36/38T Weight: 55g Suitable for BCD: 104 BCD Suitable crank brands: SHIMANO, SRAM, FSA, etc. (make sure BCD is consistent) Corresponding speed ratio: 9~11 speed Note: Please make sure the crank specification is BCD 104mm before purchase. Product advantages: The design of the positive and negative teeth makes it unnecessary to install the chain guide, and there is no need to worry about the chain. It is suitable for AM/XC models to modify single discs. For those who like lightweight, we recommend you to install! The weight can be reduced by about 1KG! (Remove the front dial + left dial + middle disc large disc + part of the line pipe, etc.)