Really Right Stuff LCF-54 Replacement Foot for Canon EF 100-400mm f/4.5-5.6L IS II USM — Arca-Type, 1/4"-20 & 3/8"-16

Replacement LCF-54 foot engineered for the Canon EF 100-400mm f/4.5-5.6L IS II USM lens. Provides a low-profile, stable platform that cuts down vibration and helps deliver sharper images, particularly in low-light shooting. Built from durable aluminum for dependable long-term performance in professional and outdoor use. This foot is designed to replace the original lens foot while preserving precise alignment and balance, improving handling and reducing fatigue during extended sessions. Offers versatile tripod compatibility with both 1/4"-20 and 3/8"-16 mounting threads. An integrated Arca-Type dovetail enables fast, secure attachment to compatible clamps and heads to streamline setup. Includes a built-in strap loop so you can attach a carrying strap for safer, more convenient transport while keeping the lens within easy reach.