Manfrottos MVT535HH Adjustable Aluminum Hi Hat with 75mm Bowl combine lightweight aluminum alloy construction with independently locking legs that feature a 75mm bowl & support 44 pounds of optional video head & camera. The included 60mm bowl adapter slips into place & is screwed into pre-tapped holes in the 75mm bowl casting. The Hi Hat features a spreaderless design with each leg being able to move independently of the others. The locking leg angle selections hold each leg in place until you adjust its position & the legs incorporate metal spike for extra grip on soft surfaces such as sand dirt or rocky terrain. When working on hard slippery or delicate surfaces you can spin-down the rubber spike covers for increased grip.