Explanations of Channels and Points

Selens Stainless Steel Heavy Duty Light Stand, 9ft/2.8m Spring-Cushioned Tripod Stand with 1/4 & 3/8" Adapter Compatible with Photo Studio Reflector, Light, Softbox, Umbrella - 2 Packs

Selens 1 Yard x 67 Inch / 1M x 1.7M Diffusion Fabric, Nylon Silk White Seamless Light Modifier for Photography Lighting, Softbox and Light Tents

Selens Parabolic Deep Softbox 27.5 inches / 70 Centimeters Hexadecagon Quick Collapsible Umbrella Softbox with Bowens Speedring Mount for Photo Studio Lighting Flash Light

Selens 26 inch/65 cm 16-Rib Beauty Dish Photography Softbox Honeycomb Grid, Black

Selens Wall Mount Triangle Boom Arm 39.37inch/100cm, Ring Light Mount Support 180°Flexible Rotation for Studio Video Light, Monolight, Photography, Softbox, Reflector

Selens 9.2 ft/2.8 m Heavy Duty Light Stand, Spring Cushioned Stainless Steel Light Stand with Carry Bag, Photography Light Stand for Softbox, Strobe, LED Video Light（Max Load :22 lbs）

Selens 26"/65cm Umbrella Hexadecagon Softbox with Bowens Mount and Removable Diffusers, Quick Folding Softbox with Carrying Bag for Photography Studio Speedlite Flash and Monolight

Selens 9.2ft Photography Light Stand, Air-Cushioned Light Stand Aluminum Photo Video Tripod Stand for Reflector, Softbox, Video Lights, Umbrella, Background, Max Load 15.4lbs