This Leofoto SF-01 Lens foot for Sony 70-200gm FE70-200mmF2.8 GM & FE 100-400 f/4.5-5.6 GM OSS has built-in dovetail mounting, is lightweight, low profile and provides the best possible stability for your lens.
This SF-01 is an updated lens foot that replaces the Sony lens collar foot. The foot is machined from solid block of 6061-T6 aluminium and is fully compatible with Arca-swiss dovetail standard.