49cm Trek Boone Cyclo Cross Dura Ace. Always professional maintained. Never had a worn chain on it. Current chain measures new. Very little use. All Dura Ace 9100 mechanical except Ultegra crank (46x36 chainrings 170mm) and cassette (11x28). Bontrager Montrose carbon railed saddle. TRP Spyre SL brakes. Bontrager XXX stem 100mm. Aluminum Bontrager where’s set up with AW1 tires for road training. Garmin mount and XT pedals.