Coast Cycles 1-1/8" Bi-Lam Head Tube Sleeves

Description

These head tube sleeves were created by Johnny of Coast Cycles to build frames with bi-lam construction and are now available to you.

The inside diameter is meant to fit the Columbus 36mm 1-1/8" head tube (CYRK18200 or CYRK18600)

These are laser cut from seamless 4130 aircraft tubing.

Sold as a 2 piece set (top and bottom). Made in USA.