Amazon.com : RAUBAY DV-2 Professional Fluid Head Video Tripod System, 69" Heavy Duty Camera Stands with Ground Spreader, Aluminium Twin Leg, QR Plate, Max Load 17lbs for DSLR, Digital Cine Style, Camcorder :
Proaim Heavy Duty Aluminum Spreader for Twin Spiked Feet
SHAPE Mid-Level Spreader for ST Series Tripods with Rubber Feet -
Vinten 3367-3 Heavy Duty Flexible On-Ground Tripod Spreader | Full Compass Systems
Amazon.com : PROAIM Aluminum Telescopic Adjustable Spreader for All Tripods w/Twin Spiked Feet. Quick & Secure – Locking Hooks, Sturdy & Heavy-Duty w 400kg/880lb Payload. Foldable Design - Easy to Carry (P-AL-SP) :
DIY Leg Spreader - DIY Astronomer - Stargazers Lounge
Manfrotto Carbon Fiber Twin Leg Video Tripod With Ground Spreader : Target
Tripod Spreaders are awesome - Mounts - Cloudy Nights
Delta Leg Spreader for Celestron 1.5″ Tripods | Orion Ranch Observatory Blog
504X Fluid Video Head with Aluminum Twin Leg Tripod and Mid-Level Spreader - Walmart.com
CF Twin leg with middle spreader video tripod 100/75mm bowl
Manfrotto R1032.998 502AM Leg Spreader For MVT502AM | Full Compass Systems
Delta Leg Spreader for Celestron 1.5″ Tripods | Orion Ranch Observatory Blog
Manfrotto Aluminum Twin Leg Video Tripod with Middle Spreader
Manfrotto Mid-Level Spreader 537SPRB B&H Photo Video
Celestron Tripod Spreader Single Arm for AstroMaster, NexStar SLT, GT Telescopes | eBay
SHAPE 1-stage Baby Tripod Legs 100mm Bowl with Ground Spreader - SHAPE
Daiwa / Slik ML-9 Mid-Level Tripod Spreader DW-ML9 B&H Photo