Designed to help protect your shock, linkages and bearings from getting hammered by mud, dirt and water at high velocity from your back wheel. This helps to minimise cleaning post ride and maximise intervals between services.Proguard rears versatile design allows for easy fitment on a huge range of bikes.43 snap-off top holes to fit braces between the seatstays whether theyre straight, rasied or dropped (including those with supporting struts)indent to create 4mm of additional tyre clearance (also fits the large raised brace on the merida e-bike)side arms designed to fit conventional seatstays (that go to centre of wheel), and offset seatstays (raised up from centre of wheel)recess to protect sticker allowing you to match your proguard front mudguardmade with rrps unique polypropylene mix which gives great flexibility, durability and strengthsame gloss` finish as the proguard front. If you prefer a matte finish you can easily do this by spraying it with gt85 (after applying any sticker