Land Rover Defender Mirror Head Adapter Kit fits all standard Defender mirrors used on all 90/110/130 Models from 1983 onwards. (If you have this style fitted to your Series model then they will work also) Designed and manufactured by us in the UK to tackle the issue of not being able to see past your Caravan / Trailer / Horsebox with the standard mirrors even if you have XD extended mirror arms set up on maximum reach! Once fitted these will allow you to rotate the mirror head through 90 degrees to the horizontal position increasing the field of vision behind you and past the item your towing. Manufactured from high quality materials and using only stainless fittings making this a very much a fit and forget product.