Specialized Alpinist Upper & Lower Seat Clamps (Black) (w/ Hardware Kit) (Aethos/Tarmac SL8)

Post Shim Uci Legal Cap And BoltThis is compatible with the following bikes: Specialized Shiv Specialized Shiv Tt S124900003

comfort to your ride. Featuring aluminum construction, this post is 350mm long and fits frames with a 27.2mm seat tube diameter. Available in black or silver.

the finest 6061-T6 aluminum and cold forged for strength. They are available in multiple sizes to suit a wide variety of seat tubes and riding styles.

from cold forged 6061-T6 aluminum and then CNC machined for the ultimate ratio of weight savings and strength. These great looking clamps utilize titanium hardware and laser-etched designs to tie everything together. ...

and understated aesthetic of the Thomson anodized finish and beautifully milled metal shape is an eye-catching addition to any bike build. Sizing diameter is compatible with outside frame seat tube diameter and ...