- Premium best-of-the-best replacement 9/10/11/12sp chainrings for all your MTB/ATB/Touring applications
- CNC machined from T6 heat-treated, super-strong AL7075 right here in Canada.
- Middle chainrings are cut from thick 0.190" material and outer chainrings from 0.160"
- Includes modified shift gates and special profiles to enhance shifting speed and smoothness
- Middle and outer chainrings include strategically placed stainless steel pins to further enhance pick-up and shifting speed
- 38T/40T are designed for 2X drivetrains only (38T requires a 24T/26T granny ring / 40T requires a 26T/28T granny ring)
- Anodized black finish w/ laser-etched graphics
SUPERPRO MTB CHAINRINGS 9/10/11/12SP (104/64 BCD) 28T