Tripod Gimbal Head CNC Aluminium Alloy Heavy Duty 360° Panoramic Head with 1/4 inch Arca-Type Quick Release Plate, Load Capacity up to 20kg/44lbs for DSLR Cameras

SKU: KF31.052

A
I may be late in replying here, but I have this head and it will securely hold my D5300 and 600mm lens. 
A
The two buttons to lock are made of plastic. The rest of metal. 
A
Also suitable for long exposures.