Though Rocky Mountain is most renowned for their mountain bikes, their single speed Boroughs is highly prized around anywhere bicycle messengers abound. Its 4130 cromoly frame is very durable and considerably more comfortable than aluminum. The single speed (x2) drivetrain needs minimal Maintenace, just an occasional cleanup and some chainlube. The flip-flop rear hub comes with 16 and 18t cogs, 1 for the flats and 1 for the hills. Color is chartreuse (yellow-green) with black decals.

Parts: 48t FSA Vero alloy track crankset, Tektro R310 dual pivot rim brakes, KMC 510HX chain, Deda alloy drop handlebar, 27.2 alloy seatpost, no pedals. Wheels: 700c Alex DA22 alloy rims with Formula hubs and stainless spokes, 23c Vittoria Zaffiro tires.

Specs: Seat tube is 55cm center to top and 51.5cm center to center, top tube is 55cm effective with 75 degree seat angle and 14cm headtube.