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Ships within 48 hours · Estimated delivery Aug 5 - Aug 10
The e*thriteen Helix Race 12-speed 9-52t cassette is engineered to deliver precision shifting performance with an industry leading 578% gear range
ID 1-1/8" size 5mm color black package 10/count
Includes plugs
Aluminum cage and parallelogram stainless steel hardware
Casual fit for a relaxed riding experience
FSA SL Hybrid ACB Bearing 1.5" 45°x45° ModelNumber=E4567 The e*thriteen Helix Race 12-speedSuper Light (SL) headset bearings are 25% to 38% lighter than conventional bearings and offer similar durability SL bearings use a steel inner race and ball bearings with an abbreviated outer steel race housed inside an alloy shell TECH SPECS model ACB SL Hybrid MR128R description bearing (52mm) 45x45 degree size 1. 5" package each
