e*thirteen Helix Race Cassette - 12-Speed 9-52t Intergalactic MFPN=DWC270014 Sealed cartridge bearings

Sealed cartridge bearings

The SRAM X5 crank arm is engineered for 2x and 3x shifting performance

}Full Speed Ahead Ebike Chainring for Bosch Gen 3 - 46t 104 BCD 4-Bolt Steel Black

}North Shore Billet Lapierre 12x142mm Derailleur Hanger

e*thirteen Helix Race Cassette - 12-Speed 9-52t Intergalactic MFPN=DWC270014 Sealed cartridge bearingse*thirteen Helix Race Cassette 12 Speed 9 52t Intergalactic. The e*thriteen Helix Race 12 speed 9 52t cassette is engineered to deliver precision shifting performance with an industry leading 578% gear range. The proprietary 9 tooth smallest cog combined with the 52t largest cog enables the use of a smaller chainring for improved clearance lighter system weight and a lower bail out gear ratio without high gear compromise. Seamless cross compatibility