Upgrade your photography setup with our Aluminium Alloy Lens Tripod Mount Ring, meticulously designed for the Canon EF 100mm f/2.8L Macro IS USM lens. This premium accessory enhances stability and shooting flexibility, making it an essential tool for serious photographers. Exclusive Compatibility: Specifically designed for the Canon EF 100mm f/2.8L Macro IS USM lens, this tripod mount ring ensures a perfect fit. Please note that it is not compatible with the Canon EF 100mm f/2.8 USM macro lens. Innovative Design: Crafted to original factory standards with a split structure, this mount ring represents an evolution from its predecessor. Utilizing new materials and technologies, it offers improved performance and durability. Precision Fit and Protection: The tripod ring has an inner diameter of approximately 68mm (2.7 inches) and features thick flocking on the surface that contacts the lens. This ensures a secure fit while protecting your lens from scratches, with a contact surface width of 18mm (0.7 inches). Integrated Quick Release Functionality: The bottom of the tripod mount ring includes a 55mm Arca-type quick release plate, compatible with Arca-Swiss 39mm tripod ballheads, panoramic heads, and clips. It also features a 1/4'' screw hole and stainless steel anti-slip screws for secure attachment to your tripod. Superior Craftsmanship: Made from high-quality aviation aluminum, this tripod mount ring is both lightweight and robust. It is precision-manufactured using CNC turning technology and features an anodized surface for a sleek appearance and enhanced durability. Broad Compatibility: The base of the lens mount ring includes a 39mm Arca-Swiss quick release plate, making it compatible with a variety of systems, including RRS, ARCA-SWISS, PMG, WIMBERLEY, MARKINS, PHOTOCLAM, SUNWAYFOTO, BENRO, SIRUI, MARSACE, and ISHOT. It is also suitable for specific iShoot models such as IS-JZ30, IS-JZ50, and others. Enhance your macro photography with confidence and precision using our Aluminium Alloy Lens Tripod Mount Ring. Designed for stability and ease of use, this accessory allows you to focus on capturing stunning images with the assurance of solid support and effortless adjustments. Whether in the studio or on location, this mount ring is your reliable companion for every shoot.