The westcott 70cm recessed front apollo is built around an umbrella frame rather than the traditional softbox construction meaning it can be used without the need for an adapter ring it just utilises the umbrella bracket on the flash head or light stand setting up and taking down is quick and easy using the hook and loop tape opening at the rear of the box and it can be used with lights up to a maximum of 750w the westcott 70cm recessed front apollos square design and recessed front allow