Interfit Strobies Flex Mount for Canon 580EX/550EX SGM400 This Flex Mount is designed to fit the Canon 580EX and 550EX speedlights. The mount attaches securely over the flash head without the need for glue, tape or Velcro. Interfit Strobie Flex Mount For Canon SGM400 Delivery We do same day dispatch on all orders received before 3pm. Please make sure the address given in Paypal and Ebay is correct as we cannot change this after purchase. UK Standard - Normally 1 to 5 working days but please allow 7 days before contacting us regarding any missing delivery. UK Next Day - Next working Day but not time guaranteed apart from Royal mail special delivery which will be before 1pm guaranteed. Please note that the Highlands, Northern Ireland Channel Islands and Isle of Man postage can take a couple of days longer. Europe - Normally 7 to 12 working days but allow 15 days to pass before contacting us regarding any missed deliveries. Rest of World - Normally 10 to 15 working days but please allow 20 days before contacting us regarding a missing delivery. Terms & Conditions You can be reassured, we offer a full UK warranty. We want you to be completely happy when you buy from us, which is why we offer a 14 day (unopened) return policy. If you post your purchased item in its original condition to us within 14 days, we will refund you the cost of the item. If you do change your mind, please remember that you must take care of the goods and return them to the us in the condition we sent them to you in.