Many bicycles in the UK have triple ring derailleur systems with no provision for a chainguard. The solution is the 368 model for chainsets with a 48T ring. It is supplied with universal fittings
This is the Shimano Tourney A070 50/34 Tooth Compact Double Chainset - Square Taper. A great double chainset for use with square taper bottom brackets. For use with 7 or 8 speed rear derailleurs. Comes with 170mm crank arms.