Speedring Matrix(Bowens) to softbox; rectangular, strip, or octagonal–Photogenic, Westcott, Chimera… – Photogenic Lighting
Bowen Low Profile Speed Ring – Cheetah Stand
Elinchrom Rotalux Speed Ring for Bowens S-Mount Flash Heads
Glow Low Profile Speedring Insert for Bowens (139mm) GLSRLPB139
Westcott Speedring for Westcott Strobelite, Bowens, Calumet 3502 — Glazer's Camera
Studio Assets Speed Ring Adapter Insert - Bowens S-Type - Lighting
Profoto RFi Speed Ring for Bowens / Calumet / Aurora / 100504
Bowens Compatible Speedring Insert for Light Modifiers - 6in Insert fo – Fotodiox, Inc. USA
Midwest Photo Phottix Speed Ring - Bowens
152mm (6") SpeedRing Insert - Bowens, Profoto, Alienbees, Elinchrom, G – Cheetah Stand
Glow Low Profile Speedring Insert for Bowens Mount (144mm) GLSRLPB144
Softbox Speed Ring for ProMaster and other Bowens S-Mount Compatible Flash Heads
Mola Mola Speed Ring for Bowens SRB01 B&H Photo Video
Chimera Speed Ring for Aputure LS600 Bowens Mount 2490AL
NEEWER Bowens Speed Ring Speedring Adapter - NEEWER
Bowens S-Type Speedring | Fovitec USA
Bowens S-Type Speedring | Fovitec USA
Godox Bowens Mount Softbox Speed Ring Adapter for Studio Photography Monolight | eBay
Amazon.com: Neewer Metal Bowens Speed Ring Speedring Adapter for Bowens Softbox for Speedlite Studio Flash Strobe Monolight : Electronics
Mola Speed Rings and Adapters – Speedotron
Bowens / S-Type Speedring
