e*thirteen Helix e*spec Chainring 104BCD AL Direct Mount 34T Black MFPN=SP-CAMO-CDL-M4 Pipette system for easy application

Pipette system for easy application

for its abundantly available kick and silky smooth glide

Waterproof with IP66 rating

5 x 18 172mm

internal cable routing options for Di2 improves stiffness and fatigue life while allowing for cleaner cable routing

e*thirteen Helix e*spec Chainring 104BCD AL Direct Mount 34T Black MFPN=SP-CAMO-CDL-M4 Pipette system for easy applicationHelix Core e*spec Direct Mount Chainrings feature a narrow wide tooth profile for reliable chain retention and an extra long wear life. Helix Core e*spec rings are cold formed from steel and then heat treated to provide excellent durability and toughness all at a price that's easy on your wallet.