Extruded and CNC-machined from 6061-T6 aluminum, Box Two Stem Spacer Kits feature a lightweight design.

Weights range from 0.24 to 0.29 ounces (6.7 to 8.2 grams), depending on the size. Sold in packs of five, each set provides spacing adjustments from 1 to 20 millimeters.


Lightweight Design
Adjustments options from 1 to 20 millimeters
Fits 1” or 1-1/8" Steerer Tubes and Standard 22.2mm Handlebars


  1" 1-1/8"
Height 1mm, 3mm, 5mm, 10mm 1mm, 3mm, 5mm, 10mm
Material 6061-T6 Aluminum 6061-T6 Aluminum
Process Extruded Extruded
Weight 6.7 grams / 0.24 ounces 8.2 grams / 0.29 ounces

Whats in the Box?

(2) 1mm Spacer
(1) 3mm Spacer
(1) 5mm Spacer
(1) 10mm Spacer

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