Signswise Black Carbon Fiber Road MTB Mountain Bicycle Seatpost

One way to lighten up your bike and get that technical carbon look is to replace your metal spacers with these super light 100% carbon fiber spacers. You will get the 1 1/8" tube size 5,10,15,20mm thicknesses in one package. Contains: 5 mm thick x1 10 mm thick x1 15 mm thick x1 20 mm thick x1 Specification: Material:Full Carbon Fiber Diameter: 28.6mm( 1 1/8") Net Weight: 26g (4PCS)

Brand new, never been used or installed.
Use for 1-1/8" (28.6mm) Stem.
These are Brand New Carbon Fiber Headset spacers in 100% carbon fiber.
These are for oversize forks and stems at 1 1/8」. It is 5-10-15mm high. It is perfect to get a good fit on your bike.
If you need to raise your handle bar, use these spacers.
Brand new, never been used or installed.
Use for 1-1/8" (28.6mm) Stem.
These are Brand New Carbon Fiber Headset spacers in 100% carbon fiber.
These are for oversize forks and stems at 1 1/8」. It is 5-10-15mm high. It is perfect to get a good fit on your bike.
If you need to raise your handle bar, use these spacers.

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CARBON FIBER BIKJRFOTO Bicycle HEADSET SPACERS 1 1/8" SET STEM Set 5-10-15-20mm 4 pcs By JRFOTO CC01;