E*thirteen Helix Race 12sp Cassette, 9-52t - Gray Cassette & Freewheel Tools UPC: 696260070169

UPC: 696260070169

UPC: 634154447352

UPC: 763477020994

SX8129 RT5507

171715-Q0-L

E*thirteen Helix Race 12sp Cassette, 9-52t - Gray Cassette & Freewheel Tools UPC: 696260070169Work flawlessly with Shimano and SRAM 12sp shifters, regardless of different cog spacing and chain behavior Improved reliability of a steel and aluminum assembly The Intergalactic PVD finishing is twice as durable as anodized models 9 50t offering provides a 556% range 9 52t offering provides a 578% range Special note for Hope hub owners: Hope XD drivers do not adhere to SRAM XD specification and require an additional shim. Shims can be acquired from