Rocky Mountain Oxygen 50 in excellent condition. Shimano 105 shifters and pedals. Fulcrum Racing wheels. Aluminum frame with carbon fiber fork and seat post. 54 cm frame (I"m 5'9"). I rode this bike for a few months and did two triathlons but haven't used it since. Never ridden in the rain. Not doing tri's anymore. Comes with a helmet and a pair of riding shoes if interested. $1000 obo. Prefer email but can call or text if necessary. Thanks.