Before you consider any other lens replacement foot, take a closer look at the LCF-101, designed exclusively for the Sony FE 100-400mm f/4.5-5.6 GM OSS and Sony FE 70-200mm f/2.8 GM OSS lenses. This precision-engineered lens foot replacement offers a lighter and lower profile alternative, ensuring optimal stability for your high-quality Sony lenses. The LCF-101 is a product of Really Right Stuff, a brand synonymous with quality and precision. It is meticulously machined from a solid block of 6061-T6 aluminum, a testament to its durability and robustness. The LCF-101 foot replacement is fully compatible with the 1.5" RRS Dovetail Standard, making it a versatile addition to your photography equipment.This lens foot replacement is an updated version of the LCF-100, featuring an improved design that seamlessly replaces the Sony lens collar foot on your Sony FE 100-400mm f/4.5-5.6 GM OSS and FE 70-200mm f/2.8 GM OSS lenses. The LCF-101 is not just a lens foot replacement; it's an upgrade that enhances the functionality and usability of your Sony lenses. Whether you're a professional photographer or a hobbyist, the LCF-101 lens replacement foot is a valuable accessory that ensures your Sony lenses perform at their best, providing you with the stability and precision you need to capture stunning images.