Roof rack for car (Putnoe MK41)

Used for skis and long objects like a ladder or some piping ,cant find the locking key new barrell about £3.00 on ebay or maybe a lock smith could sell the corrsponding key. needs to be gone by sunday or its off to recycling . Just a polite note , if you are promised the item please collect or let me know you've changed your mind and i can give the item to some else who has asked . Thank you