The latest triple locking system ensures a lock that minimizes shaking | The weight is only 1.0 lbs (0.52 kg). Maximum load capacity is 22.0 lbs (10 kg) | Magnesium alloy body and hollow sphere make it lightweight and robust | Equipped with Arca-Swiss compatible MSQ6PL | Equipped with a top-lock Arca-Swiss compatible MSQ6PL system | MSQ6PL Quick Release Adapter with Height 4.5 inches (11.5 cm) / Weight 1.2 lbs (0.52 kg) / Maximum Load Capacity 22.0 lbs (10 kg)