Materials: 47% Nylon

heel and perimeter

So you get a durable

Integrated tech-thread keeps you connected with your devices

unlike the RD-M9120 derailleur which is best for a 2x setup

Fasthouse Trail Liner - L - Black PDP|Option Materials: 47% NylonThe go everywhere chamois liner. Liner Features: 87% Polyester, 13% Spandex material. Ultrathin breathable stretch mesh fabric. Jacquard Fasthouse checker elastic waistband. Premium chamois pad with stamped FH logo. Dye sublimated black & grey stripe side panels. Microdot silicone grip on lower thigh bands. 8. 5" inseam length, stretch form fit. Pad Features: Ergonomically designed for anatomical body contouring. High density five layer foam structure