- The Tripod Mount Ring from Haoge is designed for Sigma 100-400mm F5-6.3 DG DN OS Lens (Sony E mount Leica L mount); Sigma Art 105mm F1.4 DG HSM Lens. - It features Arca-compatible dovetail which allow you attach your lens to Ball Head, Clamp or Panorama Head of Arca-Swiss standard. Reserved 1/4" and 3/8" screw holes at the bottom for attach lens to tripod directly. Built-in strap hole for carry. Quick Release System: Designed with Arca-compatible dovetail, photographer could set up camera and lens quickly. Improves Lens Balance: The ring secures your lens to the camera's tripod. Thumbscrews Tighten And Loosen Ring: Having thumbscrews control the ring make it easy to adjust the tripod ring on the go.
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