Updated with what is still available.
A few Trek Speed Concept take off parts. Used two years. Two brand new saddles.
Bontrager Hilo comp saddle - $60
Bontrager Montrose comp saddle - $40
2018 Trek Speed Concept Parts (all used 2 years)
Seat post w/di2 battery holder - $100
Non UCI legal rear brake cover, red - $50
Front brake cover from a large frame, gray - $50
Message for pictures.
A few Trek Speed Concept take off parts. Used two years. Two brand new saddles.
Bontrager Hilo comp saddle - $60
Bontrager Montrose comp saddle - $40
2018 Trek Speed Concept Parts (all used 2 years)
Seat post w/di2 battery holder - $100
Non UCI legal rear brake cover, red - $50
Front brake cover from a large frame, gray - $50
Message for pictures.