Sachtler Video 20P Fluid Head
Load Capacity – 11 to 55 lbs.
Counter Balance – 12 steps.
Bowl – 100mm.
Tilt Range = + or – 90 degrees.
Tilt Drag – 7 steps plus 0.
Pan Drag – 7 steps plus 0.
Weight – 7.7 lbs.Sliding balance plate.
They are all in good working order.

Note: They can be bought as is or be serviced and would then come with 6 months parts and labor warranty.

Industry standard fluid head: Widely used and trusted in the video production world.
Payload capacity: Handles a broad range of cameras, from lightweight DSLRs up to 55 lbs (25kg).
Smooth operation: Temperature-independent damping system ensures smooth, controlled pans and tilts in any environment.
Adjustable drag: Seven levels of drag on both pan and tilt axes allow you to fine-tune the head to perfectly match your shooting style and camera weight.
Counterbalance system: 12 steps of counterbalance for easy balancing of different camera setups.
100mm bowl: Compatible with a wide variety of tripods.

Miller 150 mm Bowl Head: Key Features and Benefits
Supports heavier cameras: The 150mm diameter base provides a stable platform for larger cameras and lenses, typically supporting loads up to 80 lbs. (depending on the specific model).
Smooth camera movements: Miller fluid heads are known for their smooth pan and tilt movements, ideal for video production.
Wide range of adjustability: Many Miller 150mm bowl heads offer counterbalance adjustments to fine-tune the head for different camera weights and multiple drag settings for varying filming speeds.
Compatible with industry standards: The 150mm bowl size is compatible with tripods and other support systems from various manufacturers

Ronford-Baker tripods: Built for stability: These legs are likely constructed from robust materials like aluminum or steel to support significant weight.
Adjustable height: They’ll typically have telescopic legs for extending to various heights.
Spreader options: Some models might include a mid-level spreader bar to enhance stability further.
Mitchell mount compatibility: Ronford-Baker is known for Mitchell mount tripod heads, so the legs likely integrate seamlessly with this system.

Supports cameras up to 73 lbs
150mm bowl size for secure camera mounting
Twin balancing mechanism for precise camera control
Non-contacting drag system for smooth, consistent pan and tilt movements
Benefits:

Ideal for professional videographers and filmmakers
Supports a wide range of camera and lens combinations
Delivers stable and fluid video footage

Key Features and Benefits
Professional-grade fluid head: Delivers smooth, controlled camera movements for high-quality footage.
150mm ball base: Provides a stable platform for a wide range of camera setups.
Supports high payloads: Capable of handling cameras and accessories weighing up to 121 lbs (depending on the specific model).
Adjustable counterbalance: Ensures proper balance for different camera configurations.
Drag control: Allows for fine-tuning the resistance on pan and tilt movements.