Promax 5-Bolt Chainring - 42t 110 BCD Black MFPN=PD22ATLASORNG The chainring features Dynamic Chain

The chainring features Dynamic Chain Engagement+ technology that improves chain engagement and retention for smooth riding over rough terrain

Diameter: 30

Vendor Planet bike Manufacture Number 5100 Model Name Little A

Fits Presta and Schrader valves Cartridge Type Threaded Included Cartridge Yes Defined Color Silver Includes Cartridge Yes Includes Sleeve Yes

Promax 5-Bolt Chainring - 42t 110 BCD Black MFPN=PD22ATLASORNG The chainring features Dynamic ChainMachined from high end aluminum Promax 5 bolt 110 BCD chainrings are designed to handle the torque and stress of modern BMX racing and are fully capable in other single speed applications. CNC Machined from high grade 6061 T6 series aluminum for high strength while providing weight savings Designed to be used with most cranksets and spiders that utilize a 5 bolt 110 BCD chainring Color Black Ring Position Type Single Tooth Count 42 Round or Oval Round