Spare wheel carrier

[dave1964]

Just been looking at the spare wheel carrier and on the back is clipped a allen key thing but has got a round end,it is connected by a cord and clipps,could someone tell me what this is for thanks.

[dave1964]

Thanks for that i will have a look.

[si tate]

Thanks for that i will have a look.

Ye it's on the bottom hinge.