This is the Photoflex Speedring for Profoto [PHOSC-B9102PF]The Photoflex Speedring for Profoto allows mounting of any shape softbox (except older model StripDome) to the front all Profoto model flash heads. OctoDome rotating connectors are made from heat resistant cast aluminium for durability, and they allow rotation while mounted to your fixture with your choice of almost any shaped softbox. The 9000 Series provides a connector for every soft box in the Photoflex range. Fits all Profoto models. Features: Strong, heat resistant, cast aluminium frame will not bend or warp Accommodates any-sized soft box -eliminating the need to buy different connectors Mounting -directly to a LiteStand, MultiClamp, or Heavy-Duty Swivel is easy Inner plate allows soft box to rotate to any angle Specification: ...Contact us if you need more help.