6mm joiners (not 1/4"). I keep a couple and a length of tube in the car.

Would you believe I contacted a old mate at a company called Synetiq (used to be motor hog) and guess what, they had a 2017 model RR sat on the racking !

You know the answer to what I did !

Safe to say £30 later it’s been fitted as we speak !

Fingers crossed !

Ps, thank you to everyone on here, it’s always been a great place for help and everyone is alway supportive !

Hope it sorts your problem, sounds like a result  L405 4.4 V8 Vogue SE Santorini Black
RRS L390 4.2 S/C Stornoway Grey
Classic Range Rover Overfinch 5.7 - their first prototype - under restoration
Late Range Rover P38
Range Rover 3.9 Classic Softdash
Range Rover Classic Overfinch 5.7 - Sadly gone
Disco 3 - Gone
Disco 2 - Gone
TD5 - Gone