The jack is a high quality affordable bike thatll meet the requirements of most commuter or leisure rider the alloy frame has our 3 point locking mechanism with telescopic handlepost for a safe and tailored fit equipped with high quality shimano 6 speed derailleur gears double wall alloy rims and mudguards make it excellent for commuters leisure riders and people looking to take the bike away on holiday you can take it almost anywhere and the ride is always great now with this new exciti