E*thirteen Helix Plus 12sp Cassette 9-50t - Black Cold Weather Gear The crank is formed with

The crank is formed with hollow aluminum technology and finished with a durable gloss black anodized

model E 550 size 700c internal/external 22/26mm hole 32h ERD 585mm color blk weight 565g

Weight: 48mm: 234 g / 8

8 cm J Wheelbase 118

Not compatible with QR or 20mm hubs

E*thirteen Helix Plus 12sp Cassette 9-50t - Black Cold Weather Gear The crank is formed withEngineered for E bike durability Work flawlessly with Shimano and SRAM 12sp drivetrains, regardless of different cog spacing and chain behavior Improved reliability of a steel and aluminum assembly Offering a 556% range utilizing an XD driver to enable a 9 50t, 12sp cassette Special note for Hope hub owners: Hope XD drivers do not adhere to the XD specification and require an additional shim. Shims can be acquired from E*Thirteen TECH SPECS model