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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
Aluminum cage and parallelogram stainless steel hardware
ID 1-1/8" size 5mm color black package 10/count
It will work with bikes that have wheels as small as 20” and as large as 29” while keeping the bed level with the ground
}Shimano Dura-Ace 15t 1/8" Track Cog Black
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
