Tripod Mount Ring B for Canon 70-200mm f/2.8 & EF 100-400mm Lenses – Durable & L
Canon EF 70-200mm f/2.8L USM. Canon EF 70-200mm f/2.8L IS II USM. Canon EF 70-200mm f/2.8L IS USM. Canon EF 100-400mm f/4.5-5.6L IS USM. Compatibility: Perfectly suited for the following Canon lenses.