Tyres & Wheels
Stem FSA NS 20°
Non-series stem 90mm -20°-Flat-headed stem with "aggressive" drop for 27.5'' and 29''-aluminum forged 2D CNC machined AL7075/T73-4 aluminum screws- -20° x L90mm-190g (80mm)
https://www.bizrate.co.uk/tyres/stem-fsa-ns-20-oid36949297158.html