SBH-30 compact ball head moves swiftly and steadily so you won’t miss the action. Constructed of solid, strong magnesium alloy, it"s durable and yet lighter in weight than the industry standard. Unlike other ball heads, SBH ball heads are designed with molded body parts, not assembled cut parts, like the competition. Its smooth locking knobs allow you to move the ball head swiftly and securely into the perfect position, even with the heaviest lenses and cameras. SBH-30 ball head enhances your angle possibilities by tilting from -35 degree to 90 degree .