The manfrotto mh057m0 q5 magnesium ball head is a high performance head with a swathe of impressive features including a 90deg 105deg portrait angle selector a 15kg maximum load and the magnesium q5 quick release system the q5 is compatible with rc5 standard plates and is more ergonomic lighter and features three levelling bubbles the q5 with the sliding plate provides a perfect weight balance for heavy equipment and long lenses the manfrotto mh057m0 q5 is ideal for use with such trip