X-Lab Sonic Nut S3-Colour-GREY/BLACK/GUM enabling exceptionally smooth rotation on

enabling exceptionally smooth rotation on a heat-treated 4140 chromoly axle

Cleverly placed mesh panelling provides much needed airflow to aid cooling

Promax hydraulic and Promax mechanical MX1

Alfine S7000

X-Lab Sonic Nut S3-Colour-GREY/BLACK/GUM enabling exceptionally smooth rotation onAn excellent way to hold your XLAB Air Strike CO2 Cartridges and XLAB Nanoflator or Speed Chuck. Attaches to the rear of the XLAB Sonic Wing and Turbo Wing systems. Makes inflating tires a snap during training rides or out on the race course. Holds up to two XLAB Air Strike CO2 Cartridges. Fast access to speedy inflation in a race Holds the essentials needed for an easy repair Reliable storage solution that keeps your CO2s safe Fits Turbo Wing & Sonic