104 bcd chainring

Chainring with variable width tooth profile. Optimized shape and thickness of tooth for better chain retention.

Proven: chain guides can be avoided even in DH

  • 9-speed or 10/11/12-speed options for your drivetrain
  • No need for chain guide
  • 30-38 teeth, 30 teeth with integrated ring bolts, offset 2 mm
  • Made of 7075 Т6 aluminum
  • 9-speed chainrings designed for double chainring bolts (~7 mm), 10-speed for single chainring bolts (~4 mm)
  • To mount chainrings with integrated ring bolts need to use high quality screws with the threaded portion 8-9 mm long. The maximum torque of 4 Nm. Use dismountable thread lock.
  • Not compatible with Shimano HG+ 12 ск., Campagnolo, YBN, SRAM FlatTop, KMC X12 and singlespeed chains.
Weight 30t 32t 34t 36t 38t
9-sp 30g 32g 40g 44g 47g
10-sp 29g 30g 37g 42g 46g

Chainrings with integrated ring bolts are incompatible with rockrings.

"At choice" color means that the chainring is raw aluminum and will be anodized in any color available, including black. Please specify the desired color at the order comment field.

FAQ and Colour Options

In Stock




  • 30
  • 32
  • 34
  • 36
  • 38
  • 9 sp
  • 10/11/12 sp