e*thirteen Helix Race e*spec Chainring - Bosch Gen4 Direct Mount 13mm Offset 34T 11/12 Speed BLK MPFN-11.4118.033.017 length 42mm color gold valve

length 42mm color gold valve presta package pair

Color Black Defined Color Black ISO Diameter 406 / 20" BMX ISO Width (mm) 28 Labeled Size 20 x 1

CINCH removable spiders and direct mount rings utilize a 20-tooth ISIS cup BB tool for removal and installation

5 Color Black Defined Color Black Flange Diameter Left 54 Flange Diameter Right 54 Hub Drilling 32 Hub/Brake Compatibility Rim Brake Rear Axle 10x1 Threaded x 135mm Skewer Included No Spoke Interface J-Bend Weight 337

Sufficiently robust to be used for cams and lifters in high performance engines

e*thirteen Helix Race e*spec Chainring - Bosch Gen4 Direct Mount 13mm Offset 34T 11/12 Speed BLK MPFN-11.4118.033.017 length 42mm color gold valveDirect Mount chainring for a variety of E Bike fitment Updated M3 narrow wide tooth profile eliminates chain noise, and decreases overall system wear while retaining chain An alloy outer dust cover helps to prevent contamination 11 12 speed. Compatible with both Shimano and SRAM 12 speed drivetrains 53mm chainline to support dropping a chinring size to take advantage of e*thirteen 9t cassette cog TECH SPECS model Helix R e*spec 13mm Offset ring type