Haoge 300mm Y-Type Telephoto Lens Support Bracket Long-Focus Holder Quick Release Splint Plate Compatible with Manfrotto Benro Sirui Fluid Video Head Tripod Ball Heads The Haoge Y-type Telephoto Lens Support enables you to mount a camera with a telephoto lens on a Manfrotto, Benro and Sirui tripod heads. The Telephoto Lens Support has screw for the camera body. A height adjustable Arca-type forward support uses two rotating discs which allow the lens to be held steadily without hindering the use of the focus, zoom, or rotation collars. Compatible with Manfrotto: MVA500AH, MVA500A, 500AH, 501HDV, 502AH, 503HDV, 504HD, 509HD, 701HDV, 577, MH054M0-Q5, MH055M0-Q5, MH055M8-Q5 Benro: KH-25, KH-26, S2, S4, S6, S8 Sirui: VH15, VH10, VH-20, BCH-20, V125