The cogs are all steel and mounted to an aluminium Beam Spider to keep things nice and rigid and the weight as low as possible

Sleeve length: Short sleeves to keep you cool out on the trails

in the rare case it does happen

Park Tools has been creating 3 way wrenches for over 30 years now

Then this kit

TLD Mischief Women's 3-4 Sleeve Jersey - M - Deep Fig Heavy/Bulky The cogs are all steelThis versatile 3 4 sleeve jersey is designed to be comfortable and breathable and equally at home on any type of trail. Made from 4 way stretch knit fabric with mesh underarms and back to maximise airflow, the seams are flatlocked for comfort, and the contour hem with droptail makes for a good fit when a riding position. Who's this item for: This jersey is perfect for DH and Enduro racing as well as general trail riding. Sleeve Length: Elbow pad