When I picked up my Defender, there was a load of stuff in the back (spare seats, various bolts, spare seatbelts, etc). Amongst them, were these: Anyone have any idea what they're for? The plate holes don't seem to line up with anything in the back, nor on the outside of the Landy...

Hi guys and gals I bought my 1995 Land Rover Defender 90 a few weeks ago, and have only just got round to signing up on here! Am a bit of a noob when it comes to Land Rovers, but am doing a fair bit of reading and general research to get up to speed.