This lens collar replacement foot is tailor-made and compatible with Sony FE 200-600mm f/5.6-6.3 G OSS Lens SEL200600G, can't be used with other lens,
Sony FE 200-600mm F5.6-6.3 G OSS Lens Review
iShoot Lens Support Collar for Sony FE 200-600 F5.6-6.3 G OSS Tripod Mount Ring Replacement Base Foot Stand IS-THS260
iShoot Lens Tripod Mount Base Foot Stand Adapter for Nikon AF-S 70-200mm f /2.8
iShoot Tripod Mount Ring Base Lens Collar Replacement Foot for Nikon Nikkor Z 70-200mm f/2.8 VR S
iShoot Metal Lens Collar Replacement Base Foot Stand Adapter for Sony FE 70- 200/2.8GM OSS, Sony FE 100-400/4.5-5.6GM OSS Mirrorless Camera Lens Tripod Mount Ring-Bottom is Quick Release Plate Feature : : Electronics
iShoot Tripod Mount Ring Base Lens Collar Replacement Foot for Sony FE 70-200mm f/2.8 GM OSS & II
iShoot Lens Support Collar for Sony FE 200-600 F5.6-6.3 G OSS Tripod Mount Ring Replacement Base Foot Stand IS-THS260
Tripod Mount Ring, iShoot Camera Lens Collar Support for Sigma 150-600mm f/5-6.3 DG OS HSM Contemporary Lens, Built-in Quick Release Plate Compatible with Tripod Ball Head of Arca-Swiss Kirk Fit - Yahoo
iShoot Lens Collar Foot Tripod Mount Ring Base Replacement Stand Tripod Socket Compatible with Canon EF 100-400mm f/4.5-5.6L is II USM, Bottom Quick Release Plate for Arca-Swiss Fit Tripod Head Clamp
iShoot Lens Collar Replacement Foot, Tripod Mount Rings Stand Base Compatible with Sony FE 200-600mm f/5.6-6.3 G OSS Lens SEL200600G, Built-in Arca-Swiss Fit Camera Quick Release Plate Dovetail Groove
The 2nd versionLeofoto SF-02Nsolves some design flaws of the first generation SF-02. This replacement foot takesSONY's original lens collar foot and provides a lower profile and a lower center of gravity for better balance.
Leofoto SF-02 Lens Foot for Sony Fe 200-600mm Lens at Midwest Photo
iShoot Metal Lens Collar Tripod Mount Ring Compatible with Sigma 18-35mm f/1.8 DC HSM Art, Lens Support Holder Bracket Bottom is Arca-Swiss Fit Quick Release Plate Dovetail Groove ;?? - Yahoo Shopping
Lens Collar Stand Replacement Foot Tripod Mount Ring Base Compatible with Canon RF 600mm F11 is
Ishoot Tripod Mount Ring Base Lens Collar Replacement Foot For Nikon Af-s 500mm F/5.6e Pf Ed Vr - Tripods - AliExpress